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TMG -GH2030BL Product Manual page 17

2030walk-in tunnel greenhouse

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Step 11 : Stretch and tighten top cover
The roof cover must be stretched and tied to the front and rear truss by rope
going through the flap grommets on the cover. Start from the top center and go
toward both side on each end. Add or cut the rope as needed.
Pull and stretch the cover enough only to take wrinkles out. Repeat for the rear
truss. Do not over stretch as it could rip off the grommets (refer to Figure 16)
After the Installation
Inspect the building periodically to make sure the parts are firmly fixed and the whole
building is well supported. Check all bolts and hardware connectors to make sure they are
in place and tightened. Check the base plates, adjust the ropes if necessary and clean the
cover regularly.
Snow accumulating on the fabric cover must be removed as soon as possible. If the snow
had become the solid ice on the cover, it would increase theburden of the roof and collapse
the building eventually or reduce the life span.
Keep the building on a dry ground condition most of the time. Do not keep the fabric dirt
skirt under water all the time, otherwise the fabric will deteriorate easily.
We strongly recommend you remove any snow from the roof immediately. Do not leave
any snow load on the roof overnight. Keep 3 feet of clearance from both sides and two
ends of the ground all the time. Do not allow snow to accumulate and pile up on both sides
of the building. Otherwise the pressure from both sides will push toward the building and
make it collapse eventually.
Figure 16
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