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HOKLARTHERM Riga L Assembly Manual

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Aluminum and
Polycarbonate
Greenhouse
Riga S/Riga L
Assembly Manual
Applies to 2025 models of: Riga 2s, Riga 3, Riga 3s, Riga 4, Riga 4s, Riga 5
1
5
L
Width 2.32m
/
Width 2.96m
/ 9
1

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Summary of Contents for HOKLARTHERM Riga L

  • Page 1 Aluminum and Polycarbonate Greenhouse Riga S/Riga L Assembly Manual Applies to 2025 models of: Riga 2s, Riga 3, Riga 3s, Riga 4, Riga 4s, Riga 5 Width 2.32m Width 2.96m...

  • Page 2: Table Of Contents

    Table of Contents Introduction & General Information……………………………………………………...……………4-7 Receiving the Shipment and Storage………………………………………..………...…….4-5 Planning for Your Riga Greenhouse………..…………………………………..……………5-7 Placement of Greenhouse………………………………………………………………………5 Flooring, Water and Electricity...…………………………………………………...…………5-6 Ventilation, Heating and Cooling………………………………………………………..……6-7 Building your Riga Greenhouse………………………………………………………………...……7-11 Ensure a Successful Build………………………………………………………………………7 Preparing the Construction Site and Foundation Planning……………………….…….…7-8 Required and Recommended Tools……………………………………………………………8 Basic Assembly Order of Greenhouse………………………………………………………8-9 Safety Considerations and Helpful Suggestions…………………………………………..9-10...
  • Page 3 Roof Window Flat Gasket……………………………………………….………………...….128 Rear Window Opener Installation…………………………………………..………………..129 OPTIONAL ACCESSORY: Top Shelf Assembly …………………………………….130-132 OPTIONAL ACCESSORY: Table Shelf Assembly …………………………………..133-136 OPTIONAL ACCESSORY: Exhaust Fan Installation ………………………….………….137 OPTIONAL ACCESSORY: Intake Vent Installation……………………………….………138 OPTIONAL ACCESSORY: Metal Hooks……………………………………………………139 Customer Service or Assembly Questions? Give us a call: 1-877-760-8500 customerservice@exaco.com www.EXACO.com...
  • Page 4 Thank you for purchasing a Hoklartherm Riga greenhouse, imported and distributed in North America by Exaco in Austin, TX. Exaco will provide all the North American based customer support for your greenhouse. Please feel free to reach to Exaco customer service with any questions you may have...

  • Page 5: Planning For Your Riga Greenhouse

    Planning for Your Riga Greenhouse Components of Greenhouse Structure ● Door: All Riga S and Riga L greenhouses have one door on the front of the greenhouse split in a top door and bottom door. ● Rear Gable window: Each greenhouse has one rear gable window ●...
  • Page 6 aesthetics. If you use a natural flooring option - consider including a weed barrier. Below are a variety flooring options to consider: ● Soil - this is a great option if you have fertile soil and wish to plant directly into the ground. This can be used in combination with other options below.

  • Page 7: Building Your Riga Greenhouse

    you need. This is based on a variety of factors including greenhouse material, size, location/climate, low temperatures and desired goal temperature. ● Heat Sink - The more mass you have inside your greenhouse, the more heat can be absorbed during the warm day to release at night. This can help mitigate huge temperature swings during light frost, but can also reduce your heating costs.

  • Page 8: Basic Assembly Order Of Greenhouse

    greenhouse. Check the trench is level and square and then proceed with assembly. At the end of the assembly, finish by filling the trench with dirt to anchor the greenhouse. • Alternatively, the greenhouse kit includes L brackets for attaching the greenhouse to another surface such as a knee wall or concrete strip foundation –...
  • Page 9 o Roof Windows/Vents o Upper Door o Lower Door o Rear Wall window o Rear Gable o Front Gable o Assemble the full unit with sidewalls HELPFUL NOTE: The windows, vents, doors and gables can be assembled ahead of time and then one nice calm day you can approach the erection of the full greenhouse.

  • Page 10: Optional Accessories

    • If you forget to add a bolt where one is needed, the black ends of the curves and vertical pieces on the gables have bolt insertion points. You may also create an insertion point in the channel with a ½” drill bit and an impact driver. If possible, do it in a place that will be covered by the piece you will be attaching.
  • Page 11 ● Heavy Duty Planter boxes ● Metal plant hooks ● T bolts to insert in greenhouse channels ● Ventilation: ○ Additional roof vents may be added, but this is best done on initial assembly as you will need to remove a long panel and cut it to allow for the additional roof vent (and the roof vent panel itself) and then reassemble the greenhouse.

  • Page 12: Optional Accessory: Foundation Frame

    Optional Foundation Frame Assembly (this may or may not be part of your kit) Packlist and Parts Mfr. Part Number Length/addt'l info Part # Illustration Description 86 1/8" Foundation Frame (gable) 111 1/4" / 79 5/8" Foundation Frame / 121 1/4" (eaves/sides) / 162 15/16"...
  • Page 13 If the optional foundation frame is being used, it will need to be connected to all the floor/soil profiles before beginning assembly of the gables or eaves (sides). Foundation Frame (gable or eave) ote: NOTE! The lengths from the channel to the top or bottom are not equal! The self tapping Please check the longer...
  • Page 14 STOP! If you are using the optional Riga foundation frame, you will need to dig a 4-5" deep trench to the dimensions of the greenhouse! STOP! The following steps will be done once the main structure is assembled to stablize and fully connect the foundation frame to the greenhouse vertical frames.
  • Page 15 Bolt M6 x 12 Insert a bolt into every vertical/ curve - this will be to attach mounting bracket strap.
  • Page 16 Nut M6 Corner connector for foundation frame...
  • Page 17 Once your greenhouse is fully assembled and mounting straps and corner brackets are in place, fully bury the foundation frame! This will secure the greenhouse. Mounting bracket strap for foundation frame...

  • Page 19: Roof Vent Assembly

    Roof Vent Assembly Packlist and Parts Mfr. Part Number Length/addt'l info Illustration Description Part # Part # Window Profile (top and bottom) 37 1/2" Window Profile (left and right) 21 5/16" Corner connector w/ grub screws Black corner connector Bolt M6 x 12mm (for auto opener) Alan wrench...

  • Page 20: Interior View

    Interior View Corner connector with grub screws Bolts M6 x 12mm (for auto opener installation) Bottom Window Profile Corner connector with grub screws Bottom window profile Bottom window Corner connector with profile grub screws - Bolts M6 x 12mm tighten with included allen wrench...
  • Page 21 Black corner Interior View connector Additional instructions and help on assembly of roof vents can be found at the end of this section! It is recommended to apply silicone on the black corner connectors where they meet the aluminum frame in the next steps. This will Black help reduce the possibility of drips/ corner...
  • Page 22 Interior View Side Window profile Side Window profile Bottom window profile (repeat on both sides) Side Finished assembly! window profile Black corner connector...
  • Page 23 Interior View Roof window polycarbonate panel 36 3/8" x 22 1/4" Finished assembly! Polycarbonate Panel Polycarbonate Panel Side window profile...
  • Page 24 Interior View Corner connector with grub screws Top window profile Corner connector with grub screws Finished assembly! Top window profile Corner connector with grub screws...
  • Page 25 Black corner Interior View connector Top window profile Black corner connector Finished assembly! Top window profile Black corner connector...
  • Page 26 Interior View Tighten all grub screws with allen wrench Top window profile Repeat steps for all roof vents Black corner connector Side window profile...
  • Page 27 Interior View Window gasket Window gasket Note! Window gasket is applied to bottom and sides only - not the top! Window gasket Window gasket Arrow-shape on window gasket is inserted into small channel on the edge of frame. The flappy side is toward the edge.

  • Page 28: Exterior View

    Exterior View Reverse View! Flip window over! Seal the window with silicone. Silicone is shown with dotted line Silicone Apply a bead of silicone around all four sides where the polycarbonate panel meets the aluminum framing.

  • Page 29: Upper Door Assembly For Front Gable

    Upper Door for Front Gable Packlist and Parts Part # Illustration Mfr. Part Number Description Length/addt'l info Bottom Door Frame (with drainage hole) 29 1/16" Top Door Frame 29 1/16" Vertical Door Frame 40 1/16" (handle side with lock holes) 47 1/4"...
  • Page 30 Pull apart at middle to PULL APART AT (total in make two strands MIDDLE double strand) Y Gasket 157 1/2" Polycarbonate Panel Riga S: 924x654mm 36 3/8" x 25 3/4" Riga L: 1106x654mm 43 9/16" x 25 3/4" TO-ST B...
  • Page 31 Exterior View Corner Connection Angle Glazing Block Bottom door frame Note the position of glazing block on the bottom right of profile (looking at exterior). This helps prevent sagging. Corner Connection Angle (repeat twice) Apply a dab of silicone to bottom of glazing block to hold it in place Glazing Block...
  • Page 32 Exterior View Vertical Door Frame (hinge side w/ holes) Vertical Door Frame Bottom (handle side door w/ holes) frame (repeat twice) (repeat twice) Note that screw goes through hole on bottom Note that screw goes profile and into into hole, through channel on corner connector angle vertical profile...
  • Page 33 Corner connection Exterior View angle Top door frame Glazing Block position Note postion of glazing block is Corner in upper left of door (looking at connection exterior). angle (repeat twice) Apply a dab of silicone to glazing Top door block to hold it in frame Top door frame place...
  • Page 34 Exterior View Polycarbonate Panel Riga S: 924x654mm 36 3/8" x 25 3/4" Riga L: 1106x654mm 43 9/16" x 25 3/4" Polycarbonate Panel...
  • Page 35 Exterior View Top door frame Panhead screw 4.2 x (repeat twice) 25mm (repeat twice) Top door frame Panhead screw 4.2 x 70mm...
  • Page 36 Reverse View! Flip door over! Interior View Wedge Gasket Look at all drawings closely to see orientation of wedge gasket. "Flaps" are against the polycarbonate panel. Cut ends of wedge gasket at an angle for best fit. It is helpful to cut the Wedge Gasket lengths of gasket slightly longer and compress it together as the gasket...
  • Page 37 Interior View Y Gasket Y Gasket Y Gasket Y Gasket Y Gasket (repeat twice) Y Gasket Y Gasket (Simplified View) (repeat twice)
  • Page 38 Reverse View! Flip Door Over! Exterior View Dotted line shows application of silicone Apply a bead of silicone where the polycarbonate meets the aluminum framing along all four sides of the door as shown below. Polycarbonate panel Silicone...
  • Page 39 Exterior View Note: Match orientation of lockcase to drawing below, check the door plunger is in proper position. Countersunk screw 4.2x13mm Lock case Countersunk screw 4.2x13mm...
  • Page 40 Exterior View Note: Square rod will need to pass through the door/lockset Door and insert into each door handle handle. Door handle with screw holes will be on the interior side of the door. Door handle and center rod...
  • Page 41 Exterior View Insert lock cartridge Screw to hold lock cartridge (in Lock cartridge same pkg)
  • Page 42 Interior View! Flip door over! Install 3 screws that were packaged with door handle...
  • Page 43 Interior View Countersunk Screws 3.5 x 22mm Sash Lock...
  • Page 44 Interior View Hinge Panhead screws 4.2x13mm...
  • Page 45 Exterior View! Flip door over IMPORTANT! It is recommended to install this disc AFTER the full greenhouse is assembled as placement may vary based on your particular conditions! X = where the top of your door crossed the aluminum framing of your gable. Placement may vary - do this at the end of assembly! Panhead self...

  • Page 46: Lower Door Assembly For Front Gable

    Lower Door for Front Gable Packlist and Parts Part # Illustration Mfr. Part Number Description Length/addt'l info Bottom Door Frame (with drainage hole) 29 1/16" Top Door Frame 29 1/16" Vertical Door Frame (with sash lock holes) 31 1/8" Vertical Door Frame (hinge side w/ hinge holes) 31 1/8"...
  • Page 47 Lower Door for Front Gable Packlist and Parts Part # Illustration Mfr. Part Number Description Length/addt'l info Countersunk Screw 3.5 x 22mm (screws for sash lock) Wedge Gasket 6-8mm Pull apart at middle to 66 15/16" PULL APART AT make two strands (total in dbl MIDDLE strand)
  • Page 48 Corner connection angle Exterior View Glazing Block Bottom Door Frame Note the position of glazing block on the bottom right of profile (looking at exterior). This helps prevent sagging. Corner connection angle (repeat twice) Apply a dab of silicone to bottom of glazing block to hold it in place Glazing block...
  • Page 49 Exterior View Vertical door frame (hinge side with holes) Vertical door frame (wit holes for sash lock) Bottom Door Frame (repeat (repeat twice) twice) Note that screw goes into hole, through corner connector angle and into channel on bottom profile. Note that screw goes through hole on bottom...
  • Page 50 Exterior View Corner connection angle Top Door Frame Note postion of glazing block is in upper left of door (looking at exterior). Glazing Block Corner connection angle (repeat twice) Top Door Frame Top Door Frame Apply a dab of silicone to glazing block to hold it in place Corner...
  • Page 51 Exterior View Upper Flange Top Door Frame (repeat action with 3 screws through holes) Panhead Screw 4.2 x 13mm Upper Flange Top Door Frame...
  • Page 52 Exterior View Polycarbonate Panel 654x696mm 25 3/4" x 27 3/8" Polycarbonate Panel 654x696mm 25 3/4" x 27 3/8"...
  • Page 53 Exterior View Top Door Frame Panhead screw 4.2 x (repeat twice) (repeat twice) 25mm Top Door Frame Panhead screw 4.2 x 70mm...
  • Page 54 Reverse View! Flip door over! Interior view Wedge Gasket Look at all drawings closely to see orientation of wedge gasket. "Flaps" are against the polycarbonate panel. Cut ends of wedge gasket at an angle for Wedge Gasket best fit. It is helpful to cut the lengths of gasket slightly longer and compress it together as the gasket can shrink over time.
  • Page 55 Interior view Y Gasket Y Gasket The top "arrow" of the Y gasket is inserted into the small channel near the edge of the door frames. Y Gasket Please see drawings below for placement. Please cut an angled edge a the ends for a mitered corner.
  • Page 56 Interior View Countersunk Screws 3.5 x 22mm Sash lock...
  • Page 57 Interior View (repeat four times) Hinge Panhead screws 4.2x13mm...
  • Page 58 Reverse View! Flip door over! Exterior View Silicone application is shown with dotted line Polycarbonate Panel Apply a bead of silicone where the polycarbonate meets the aluminum framing along all four sides of the door as shown to the right. Silicone...

  • Page 59: Rear Gable Assembly

    Rear Gable Window Assembly Packlist and Parts Part # Illustration Length/addt'l info Mfr. Part Number Description Window profile (Top) Window profile (left - exterior view)(with holes for sash lock) Window profile (right - exterior view) (with holes for hinges) Window profile (Bottom) Window Corner Connector (right) Window...
  • Page 60 Rear Gable Window Assembly Packlist and Parts Part # Illustration Length/addt'l info Mfr. Part Number Description Countersunk screw 4.2 x 45mm (used to assemble frame) Countersunk screw 4.8x 25mm (for hinges) Window Seal Gasket 14.75 ft 28 1/2" x 40 9/16" Rear Window Poly panel 28 1/2"...
  • Page 61 Interior View Notice the position of the glazing block. Top profile left. Window profile (top) Glazing Block Assembly finished! Window profile (top) Glazing block goes in the top door profile on the left side to help prevent door sagging. Use a dab of silicone to keep in place.
  • Page 62 Window corner (left) Interior View Window corner (right) Window profile (left- with sash lock holes) Window profile (right - with hinge holes) (repeat on both left and right profiles) Assembly finished! Window corner (right) Window profile (right - with hinge holes)
  • Page 63 Window profile top Interior View Window profile left (with holes for sash lock) Window profile right (with hinge holes) (repeat on both sides) Window profile top Window corner Countersunk Window Screw profile 4.2 x 45mm right (with hinge holes) Window profile right (with...
  • Page 64 Interior View Rear Window Polycarbonate Panel View from below! Rear Window polycarbonate panel...
  • Page 65 Notice postion of glazing block in bottom profile on Interior View right side. (Silicone) Glazing block Bottom Window profile Finished assembly! Bottom Window profile Glazing block Simplified drawing...
  • Page 66 Interior View Window profile with sash lock holes Window profile with hinge holes Bottom window profile Rear window polycarbonate panel (repeat on both sides) Window profile with hinge holes Countersunk screws 4.2 x 45mm Bottom window profile Note: screws go through holes and into rounded channels on bottom window profile...
  • Page 67 Interior View Window Gasket Window Gasket Window Gasket Window Gasket Window Gasket (Repeat on all four sides of rear window) Simplified view Window Gasket Arrow-shaped point of gasket inserts into small channel on outer edge of window. The flappy side protrudes past the edge.
  • Page 68 Interior View Install sash lock Finished assembly! Sash lock Countersunk screw 3.5 x 22mm...

  • Page 69: Exterior View

    Exterior View Reverse View! Flip window over! Install hinges (repeat for (repeat for both hinges) both hinges) White Hinge "gliders" Hinge White Hinge "gliders" Countersunk screws 4.8 x 25mm...
  • Page 70 Exterior View Silicone follows dotted line Seal the polycarbonate to the frame Run a bead of silicone along the seam where the polycarbonate meets the aluminum frame on the exterior of the rear window. Poly panel Silicone...
  • Page 71 Interior View Reverse view! Flip window over! Install Rear Window opener arm Bottom window frame Rear window opener arm Finished assembly! Bottom window frame Rear window opener Panhead screws 4.2 x 13mm...
  • Page 72 Rear Gable Assembly w/ Window Packlist and Parts Part # Part # Illustration Mfr. Part Number Description Length/addt'l info Soil/Floor Profile 88 1/8" (Gable) 113 1/8" Edge curve left 103 1/2" (Gable) Note: this is a curved piece! 117 15/16" Edge curve right 103 1/2"...
  • Page 73 Rear Gable Assembly w/ Window Packlist and Parts Part # Part # Illustration Mfr. Part Number Description Length/addt'l info Soil Profile Corner Connector (Black) Blind Plug (to cover drill holes on edge curves) Bolt M6 x 16mm Nut M6 Bolt M6 x 12mm Nut M6 Panhead Screw 4.2 x 13mm...
  • Page 74 Important! If you are using the optional foundation frame - Interior View attach it to the floor/soil profile before assembling the gable! Note: The angled tips of the vertical ̀ frames should angle down from the Vertical Frame center Rear Gable Vertical Frame Rear Gable Measurement between...
  • Page 75 Interior View 28 3/4" x 28 11/16" 41 1/4" x 28 11/16" Polycarbonate Panel (left and right lower) Polycarbonate 28 3/4" x 28 11/16" Panel (under window) 41 1/4" x 28 11/16" 31" x 28 11/16" Polycarbonate Panel (left and right lower) Polycarbonate Panel (left and...
  • Page 76 Interior View Crossbar for left/right Crossbar for left/right (repeat on (repeat Crossbar left/right both sides) on both sides) Note: Screw goes into hole in edge curve and must catch in center channel in crossbar to be secure. Bolt M6 x 16mm Vertial frame Panhead Screw Side poly...
  • Page 77 Interior View (repeat on both (repeat on left and right both left and vertical frames) right vertical Bolt M6 x 16mm frames) Angled connection plate M6 nut...
  • Page 78 Interior View Middle crossbar Middle crossbar Middle crossbar Bolt M6 x 16mm Middle poly Side poly...
  • Page 79 Interior View 3 hole connecting plate Nut M6 (repeat on both sides)
  • Page 80 Interior View crossbar Top crossbar Top crossbar Bolt M6 x 16mm M6 nut (repeat on both sides)
  • Page 81 Poly panel Interior View Poly panel Gable Triangle Left/Right upper Poly panel Left/Right upper Finished Assembly! Poly panel Poly panel Gable Triangle Gable Triangle Poly panel Left/Right upper Poly panel Left/Right upper...
  • Page 82 Interior View Edge curve Note: There will Edge be a small gap at curve the top, this is intentional Edge curve Edge curve Corner connector (repeat on both sides) Corner connector Edge curve Panhead Screw 4.2 x 13mm (repeat on both sides) (repeat on both sides)
  • Page 83 Interior View Edge curve Note: Screw goes into hole in edge curve and Finished must catch in center Assembly! channel in crossbar to be secure. Panhead Screw 4.8 x 45mm Blind plug to cap hole (repeat on both edge curves)
  • Page 84 Interior View Wedge Gasket Note: The gasket can shrink over a long period. It is recommended to have the wedge gasket slightly longer and compress it together as you push it in. Wedge Gasket Poly panel Wedge Gasket Note:Look closely at orientation of wedge gasket Note: Middle section...
  • Page 85 Interior View Installation of Pin for rear window opener Bolts M6 x 16 Finished Assembly! Pin for rear window opener Angle for rear window opener M6 Nuts...
  • Page 86 Exterior View Reverse View! Flip over! (repeat for 2 hinges) Finished Hinge bracket assembly! Countersunk screws 4.8 x 25mm...
  • Page 87 Front Gable Assembly with Door Packlist and Parts Part # Part # Illustration Mfr. Part Number Description Length/addt'l info Soil/Floor Profile 88 1/8" (Gable) 113 1/8" Edge curve left 103 1/2" (Gable) Note: this is a curved piece! 117 15/16" Edge curve right 103 1/2"...
  • Page 88 Front Gable Assembly with Door Packlist and Parts Part # Part # Part # Illustration Mfr. Part Number Description Length/addt'l info Blind Plug (to cover drill holes on edge curves) Bolt M6 x 16mm Nut M6 Panhead Screw 4.2 x 13mm (attachments and connections, hinges)
  • Page 89 Important! If you are using the optional foundation frame - attach it to the floor/soil profile Interior View before assembling the gable! Note: The angled tips of the door jamb frames should angle down from the center Door jamb frame (left IMPORTANT! If you from are placing your...
  • Page 90 Interior View Polycarbonate Panels (left and right lower) 28 3/4" x 28 11/16" 41 1/4" x 28 11/16" Polycarbonate Panels (left and right lower) 28 3/4" x 28 11/16" 41 1/4" x 28 11/16" (repeat on both sides) Polycarbonate Panel (left and right lower) Finished assembly! Door jamb frame...
  • Page 91 Interior View Cross Bar (left and right of door) Cross Bar (left and right of door) (repeat on both sides) Cross Bar (left and right of door) Door jamb frame Polycarbonate panel Note: Screw goes into hole in edge curve and must catch in center Panhead Screw channel in crossbar to be...
  • Page 92 Interior View Hook on edge, then rotate and snap into place with pressure Door jamb plate bottom Door jamb plate bottom Floor/Soil profile Floor/Soil profile Simplified View...
  • Page 93 Interior View Door jamb frame top Bolt M6 x 16mm (repeat on both sides) (repeat on both sides) Door Jamb (left and Door Jamb frame top right) Angled Door Jamb frame top connecting plate Bolt M6 x 16mm Nut M6...
  • Page 94 Poly panel Interior View gable triangle Polycarbonate Panel (left and right upper) Polycarbonate Panel (left and right upper) Poly panel Assembled view gable triangle Poly panel gable triangle Polycarbonate Panel (left and right upper) Polycarbonate Panel (left and right upper)
  • Page 95 Interior View Edge curve Edge curve Poly panel (repeat on both sides) Edge curve Edge curve Soil Profile Corner (repeat on Connector both sides) Soil Profile Corner Connector Panhead Screw 4.2 x 13mm (repeat on both sides)
  • Page 96 Interior View (repeat on both sides) Finished view! Note: Screw goes into hole in edge curve and must catch in center channel in crossbar to be secure. Panhead Screw 4.8 x 45mm Blind plug to cap hole...
  • Page 97 Interior View Wedge Gasket (3-5mm) Note: The gasket can shrink over a long period. It is recommended to have the wedge gasket slightly longer and compress it together as you push it in. Wedge Gasket Wedge Gasket (repeat on both sides) Poly panel Wedge Gasket...
  • Page 98 Interior View Door jamb frame (left from exterior) Strikeplate Finished assembly! Countersunk Screw 4.2 x 13mm (to attach strikeplate)
  • Page 99 Exterior View Reverse View! Flip over! Add the Hinge Plates (repeat for all hinges) Door jamb frame (right from exterior) Hinge Finished assembly! Panhead Screw 4.2 x 13mm...

  • Page 100: Front Gable Assembly

    Side Wall Assembly Packlist and Parts Part # Part # Illustration Mfr. Part Number Description Length/addt'l info Assembled Roof Window Assembled Rear Gable Window Assembled Upper Door Assembled Lower Door Assembled Rear Gable Assembled Front Gable / 81 9/16" / 123 1/4" Soil/Floor Profile (Eaves) / 164 7/8"...
  • Page 101 Side Wall Assembly Packlist and Parts Part # Part # Illustration Mfr. Part Number Description Length/addt'l info Bracket (2 hole) (2 3/16" x 1 3/16" x 1/16" (for window crossbars) Corner L bracket (to connect corners) Inside corner plate (right) Inside corner plate (left) Univent Roof Window Auto opener...
  • Page 102 Side Wall Assembly Packlist and Parts Part # Part # Illustration Mfr. Part Number Description Length/addt'l info Panhead screw 4.2 x 13mm (for plate and hardware attachment) Self tapping Panhead screw 3.5 x 13mm (for magnet door holder) Self tapping Panhead screw 3.5 x 16mm (for sash lock)
  • Page 103 Important! If you are using the Begin assembly of structure side walls optional foundation frame - attach it to the floor/soil profile before assembling the sidewall! Assembled Rear Gable Soil/Floor Profile (eaves) Soil/Floor Profile (eaves) (repeat at both corners) Soil/Floor profile (eave) Assembled...
  • Page 104 Ridge beam must be supported during View reversed! assembly!! Ridge beam Assembled rear gable Type II is 2 sidewall panels long Type III is 3 sidewall panels long Type IV is 4 sidewall panels long Type V is 5 sidewall panels long Plan where your roof vents will be located! Type II has 1 roof vent...
  • Page 105 Connect Ridge plate Finished assembly! Ridge beam Panhead screws 4.2 x 13mm Polycarbonate panel of assembled rear gable Ridge Plate...
  • Page 106 View reversed! It is helpful to have at least 2 people to insert the long panels. First, insert the top edge into the ridge beam - Long then insert the bottom edge. Polycarbonate Then, slide the panel into the Panel channel on the edge curve.
  • Page 107 Important! The curvature of the curves/ribs Length of the straight section: is different at the bottom vs. the top. Ensure Riga S: 572mm your curve profiles are correctly oriented so Riga L: 938mm they are not installed upside down. You can...
  • Page 108 Note: If you have ordered an extra roof vent, you will need to cut a long panel to the smaller View reversed! sizes. Long polycarbonate side panel Poly panel for Helpful Tip: You may find it under roof vent helpful to install your lateral supports now to ensure the spacing of your curves is correct.
  • Page 109 Slide another set of 2 curves in from the open end of the greenhouse. Again, we recommend using white lithium grease and a rubber mallet to help ease the assembly. Curve/Rib Curve/Rib (repeat on both sides) (repeat on both sides) Ridge beam Curve/Rib with black...
  • Page 110 You may install the roof vents into the ridge beam as you go (as shown in this step) or install them all at the very end. If you install them at the end of the assembly, you will need to lift them over more curves and side panels.
  • Page 111 Install the roof window/vent crossbar, when applicable Crossbar for roof vent It may help to push open the vent/window slightly Bolts M6 x 16mm Crossbar for roof vent Add some silicone to the ends on the cross bar and seat the crossbar on top of the polycarbonate panel. The silicone can help prevent drips where the crossbar meets the curves.
  • Page 112 View reversed! Repeat previous steps until you reach the last section of panels. Polycarbonate panel Polycarbonate panel Ridge beam Polycarbonate Panel Floor/Soil Profile Polycarbonate Panel...
  • Page 113 Remove support after this step! Completed front gable Ridge beam (repeat at both Completed corners) front gable Completed front gable Corner L bracket Panhead screws 4.2 x 13mm Floor/soil profile of sidewall...
  • Page 114 If you are struggling with fitting on Simplified view the front gable - or it "just won't reach" please see following page! Panhead screws 4.2 x 13mm (repeat at all four corners) Inside corner plate Panhead Ridge plate screws 4.2 x 13mm Ridge plate connected! Panhead screw...
  • Page 115 Assembly procedure - additional tips Try the following options if your gable end does not fit properly and there is an inch of space between the gable end and the polycarbonate. The polycarbonate needs to be inserted about a 1/2" into the curved profile channel - it may not be far enough which could be causing this gap.
  • Page 116 Simplified view Attach the window crossbars. View reversed! (repeat on (repeat on both sides) both sides) Bracket 2-hole Nuts M6 Insert a M6 x 16 bolt into the Before tightening nuts, align the crossbar so channel of the curve by inserting there is 5mm or 3/16"...
  • Page 117 Simplified view BEFORE INSTALLING THE AUTO OPENER, please study the following pages to understand how to install, how they work, and suggested maintenance. The Univent boxes also have installation and resource information that can be useful to read through. Sash lock is for wind protection only! If you latch the sash lock you MUST use the quick release on your auto Window opener must be opener or your piston will burst.
  • Page 118 Automatic Window Opener Check out our YouTube Riga opener frame greenhouse playlist (see QR pressure cylinder code on cover) for a video on installing the opener and cotter pin other helpful videos. mounting plate window profile mounting plate cross bar Auto Opener Installation Check whether the greenhouse window can open and close freely and unhindered.
  • Page 119 Riga Greenhouse Window Auto Opener Correct Installation In the correct position, the opener is sitting parallel to the window, which means that it will not demand a lot of pressure from the cylinder when the opening starts. Before fitting a new cylinder to the openers, you must check that the window can open freely right from the start.
  • Page 120 Auto Opener and Piston Troubleshooting: How does the auto opener and piston work? The black piston cylinder is filled with a mix of oils that naturally expand around 73 degrees. As the oil expands, it will begin to push out the rod of the piston and open your window. The springs and the weight of the window will pull it shut when the temperature drops.
  • Page 121 How does the Cylinder warranty work? 1) Coverage Your cylinder is covered for 3 years from the year that is stamped on the cylinder. 2) How to test if your cylinder is defective or not? 1) Prepare a bucket of hot water and a bucket of cold water. 2) Put the cylinder in the bucket of cold water for around 10 minutes and then push the piston pin in as far as it will go.
  • Page 122 Roof Vent Recommendation for High Wind Areas If you get strong wind gusts, we recommend protecting your roof vents and openers with restraint cables. Roof vent restraints can be purchased from Exaco Trading (US distributor of Riga’s) or can be made, they are not a standard part from the Riga manufacturer.
  • Page 123 Installation of Lateral Supports Simplified View Note: this can help with the proper spacing of the curves and it can be helpful to install these when assembling the sidewalls. View Reversed! Note: If you have shelves, the lateral support will be the back support of the shelf.
  • Page 124 Assembled Upper Door Assembled Lower Door (repeat for (repeat for all hinges) all hinges) Hinge pin Hinge on jamb Hinge on door...
  • Page 125 NOTE: No holes are drilled for the magnet door holder. You may need to adjust position based on your site/greenhouse. Attach metal disc to door to line up with magnet. Nut M6 Door holder bracket Magnetic disc Self tapping panhead screw 3.5 x 13mm...
  • Page 126 View Reversed! Assembled Rear Window Assembled Rear Window Insert Hinge Pin Hinge...
  • Page 127 Wedge Gasket Wedge Gasket Wedge Gasket Wedge Gasket Insert Wedge Gasket 6-8mm (thicker) into all side bays on the interior where the polycarbonate panel meets the floor/soil profile. Polycarbonate Panel Simplified Drawing Wedge Gasket Note closely the orientation of the wedge gasket Simplified Drawing...
  • Page 128 Flat window gasket View Reversed! Flat window gasket Insert the seal in one piece around each window opening on the greenhouse, DO NOT CUT! Repeat on all window openings.
  • Page 129 Interior View - Rear Window Note: If you are in a high wind area, you might consider moving your arm closer to the center to reduce strain on the joint of the arm from heavy wind gusts. To adjust/attach rear window opener, loosen nuts on L bracket Lift arm Lower arm...
  • Page 130 Riga helf Riga Riga Riga Riga escription pos. overview III/IIIS IV/IVS V/VS longitudinal profile strut (Ø20 x 1,5) angle-end tail (narrow) cross-brace V161 connector with grub screw S12/ S15/...
  • Page 131 Riga 1x 2104 mm Riga III 1x 3162 mm 1x 4220 mm Riga IV Riga V 1x 5278 mm Pos. 5 Pos. 3 Pos. 1 Step 1 Step 2...
  • Page 132 Step 3 Step 4 Step 5 Step 6 Step 7...
  • Page 133 Riga Rig able helf Riga Riga Riga Riga pos. escription overview III/IIIS IV/IVS V/VS longitudinal profile cross-profile strut (Ø20 x 1,5) angle-end tail (narrow) cross-brace angle connector with grub screw V161 S12/ S15/...
  • Page 134 Riga 1x 2104 mm Riga III 1x 3162 mm 1x 4220 mm Riga IV Riga V 1x 5278 mm Pos. 5 Pos. 3 Pos. 1...
  • Page 135 Step 1 Step 2 Step 3 Step 4 Step 5...
  • Page 136 Step 6 Step 7 Step 8 Step 9...
  • Page 137 Exhaust Fan installation for RIGA XL, RIGA 4 & RIGA 5 If you have both an intake shutter vent and exhaust fan, you will want them to be opposite/diagonal from each other to get the best cross-breeze. Plug the fan into the thermostat (optional) to control when it turns on.
  • Page 138 Intake Shutter Vent Installation for RIGA XL, RIGA 4 & RIGA 5 You will want your intake shutter vent to be opposite from your exhaust fan (i.e. opposite wall and lower part of the greenhouse) to get the best cross-breeze. They should both be plugged into the thermostat with a plug splitter to engage them simultaneously.
  • Page 139 Riga Metal Hook Assembly...

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