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Technical Installation Guide
Under Floor Heating Systems
Under floor heating systems trade website: www.ufch.com
Under floor heating systems consumer website: www.freeyourwalls.com
Under Floor Heating Systems
Polypipe Building Products
Broomhouse Lane
Edlington
Doncaster DN12 1ES
Tel: 01709 770 000
Fax: 01709 770 001
2410 London Road
Mount Vernon
Glasgow G32 8XZ
Tel: 0141 778 8822
Fax: 0141 778 2703
Dromore Road
Lurgan, Craigavon
Co. Armagh BT66 7HL
Tel: 028 38 881270
Fax: 028 38 882344
www.polypipe.com
TIG1
JULY 2009
EFFECTIVE: 1ST JULY 2009
Technical Installation Guide
July 2009
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Table of Contents
Related Manuals for Polypipe Under Floor Heating Systems
Summary of Contents for Polypipe Under Floor Heating Systems
- Page 1 Glasgow G32 8XZ Tel: 0141 778 8822 Fax: 0141 778 2703 Dromore Road Lurgan, Craigavon Co. Armagh BT66 7HL Tel: 028 38 881270 Fax: 028 38 882344 www.polypipe.com Under floor heating systems trade website: www.ufch.com Under floor heating systems consumer website: www.freeyourwalls.com...
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Page 2: Table Of Contents
“Connecting and controlling the system”. This section provides Polypipe floor heating products, excluding manifolds and control products, are covered by a 50 year guarantee*, which protects against defects in materials or manufacture of the heating system from date of purchase. This guarantee only applies if the system is installed all you need to know about manifolds and controls, connecting in accordance with the manufacturer’s recommendations contained within the Technical Installation Guide (the latest version of which... -
Page 3: About Polypipe
Zonal Regulation Unit (ZRU) which is an excellent enabler allowing central heating boilers, connectivity is also streamlined. Polypipe under floor heating systems to be incorporated into single rooms under floor heating systems can be installed up to 20% quicker or refurbishment projects with minimal disruption to existing than radiators. -
Page 4: An Overview Of Under Floor Heating Systems
HEATING SYSTEMS UNDER FLOOR HEATING SYSTEM Under floor heating systems Polypipe has the widest available range of under floor heating systems, with a product available for every conceivable floor type or residential heating project. Product selection: Typical applications and features With Polypipe, under floor heating is not restricted to new build developments or self build projects. -
Page 5: System Selection
For projects that fall outside the scope of the room packs or house packs, heating solution for a given project and the need to calculate all of the individual Polypipe offers a fully bespoke system design service. To utilise this facility, simply components required. Our unique Product Selector, which is available complete the enquiry form on page 54, or at www.ufch.com, and submit your... -
Page 6: Guide To Floor Coverings For Under Floor Heating Systems
Timber FOR UNDER FLOOR HEATING SYSTEMS Under floor heating systems will work efficiently with any floor covering, as long as it is well insulated underneath. However, each covering has different thermal conduction properties, and harder surfaces offer better conductivity and, therefore, better heat output rates. -
Page 7: Solid Floor
Step 5: lightweight plastic floor panels, which are quick and easy to cut to size, it is possible to fit Polypipe under floor heating into Once you have completed laying the solid floor panels the pipe Polypipe under floor heating systems can be used with any shaped room. - Page 8 For further information regarding floor screeding requirements a meander pattern can be used. The pipe simply crosses the room for under floor heating systems please refer to BS8204-1 or the from one side to the other encapsulating 3 castellations at each BISRIA Guide: Screeds with Under Floor Heating.
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Page 9: Floating Floor
Testing Step 4: The Polypipe floating floor system is designed for use in applications where a solid Once the pipe circuits have been installed and connected to the floor installation is not suitable due to structural weight limitations or where a manifold the system should be pressure tested to 6 bar for a minimum of 1 hour before the timber floor covering is laid. -
Page 10: Suspended Floor
Testing Step 4: Designed for use in timber suspended or battened floors the Polypipe suspended Once the pipe circuits have been installed and connected to floor system uses aluminium double heat spreader plates to transmit the heat the manifold the system should be pressure tested to 6 bar for evenly across the finished floor surface. - Page 11 Trim the ends of the batten back to the last joist at alternative ends. Polypipe does not recommend the application of two layers of timber floor covering as this will severely reduce the heat output of Fitting the spreader plates the under floor heating system.
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Page 12: Modular Heating Panel
MHP available lengths: 1.3m and 2.0m MHP available widths: 380mm and 490mm Modular Heating Panels* are an exciting new product concept from Polypipe Each MHP panel contains pre-installed pipe circuitry, 30mm that enable quick and simple installation of under floor heating into suspended of insulation, and is covered in heat diffusing foil. - Page 13 Designing your layout Designing the ideal room layout for an MHP installation and selecting the required products couldn’t be simpler. Follow the steps below or use the online product selector tool at www.ufch.com/mhp Select panel width Step 1: The spacing of joists and the available gap will determine which MHP panel width will be most suitable for each project.
- Page 14 Installation from above To install MHP panels from above simply fit support bearers to each side of the joists. These support bearers should be positioned 15mm Polypipe flow and return 15mm Polypipe flow and return connections to manifold connections to manifold 30mm from the top of the joist and the MHP panel is then simply laid on to these supports.
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Page 15: Overlay
OVERLAY Under floor heating Overlay is a unique low profile floor heating system ideal for both renovation that fits over and new build projects. existing floors Installed over the existing floor and only 18mm in depth, Overlay™ allows floor heating to be installed where traditional under floor systems would either require expensive excavation or would require the floor to be raised to an unacceptable level. -
Page 16: Overlay Lite
End return Suitable for: Choosing your Overlay™ panel Laminate Vinyl Carpet Overlay™ accommodates all types of project and floor coverings and the only choice is that of which panel will be most appropriate for the installation. Both Overlay™ and Overlay™ Lite can be used for the majority of projects, however as Overlay™... - Page 17 Pre-installation requirements Planning Example of ‘squaring off’ an irregular room plan Pipe layouts in multiple room installations Planning the Overlay™ system beforehand will save time during Multiple room installations require several circuits and careful installation and minimise product waste. planning is required close to the manifold to allow for all pipes The direction the pipe runs to and from the ZRU or manifold and to be accommodated.
- Page 18 Overlay™ for heavyweight floor coverings Laying the panels Step 3: Laying the pipe When you get close to end of the first row fit two end returns Step 5: Step 2: Installation against the wall as in step 1 and if necessary cut an Overlay™ panel Starting from your manifold position and allowing enough pipe for Clean down the edges of the panel and apply a 3mm bead to fit and complete the first row.
- Page 19 Overlay™ Lite for lightweight floor coverings Laying the panels Step 4: Laying the pipe Step 2: Once you have completed the first row begin the process again with Step 7: Installation Lay the panel ensuring you line up the grooves in the panel with the second row, staggering the panels in a brickwork pattern.
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Page 20: Connecting To Heat Source
CONNECTING TO HEAT SOURCE MANIFOLDS Polypipe under floor heating systems are designed to be connected to a variety Manifolds are common to all systems above 30m , independent of the under floor heating of heat source options. system. Manifolds are supplied complete and fixed to the wall mounting bracket. -
Page 21: Water Temperature Controls
WATER TEMPERATURE CONTROLS ROOM TEMPERATURE CONTROL The temperature of water required in under floor heating systems is less than A comprehensive range of room temperature control products are available that required for radiators or stored hot water. If these other services are to complement Polypipe under floor heating systems. - Page 22 Polypipe Room Stat C 1 L N is used (NTC 10k). Options 230v Supply Please note that the PBTSP is not compatible with the Polypipe 2 Wire Up to 4 Note: wet room sensor (PB23020). Actuators Actuators 1 Zone shown only -...
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Page 23: Single Room Applications
Connections to the existing All Polypipe under floor heating systems can be installed Filling the ZRU Fitting the ZRU in single rooms and connected to the existing wet heating... -
Page 24: System Commissioning
If the actuator heads are not likely to be fitted for a while then it is recommended that the blue Once installed, Polypipe under floor heating systems should be tested thoroughly caps are used in order to protect the flow rate settings and to ensure they are working effectively, including initial filling of the system prevent any debris from entering the flow valve assembly. -
Page 25: Heat Output Tables
°C spacing mm temperature °C normal levels of chlorine in UK domestic water supplies will not have an adverse effect on the integrity of the pipe. Polypipe pipe 61.0 25.8 The Polyplumb system is suitable for use in working applications is not suitable, however, for systems that carry a high concentration 68.0... -
Page 26: Fault Finding Charts
FAULT FINDING CHARTS Hydraulic fault finding chart Electrical fault finding chart (master connecting box) Before using this flow chart please ensure that both the primary and under floor This testing procedure should only be carried out by fully qualified persons. heating systems are full and that all isolating valves are fully open. -
Page 27: Accreditations, Standards And Guarantees
Designed for installation in to both existing and new build projects all Selecting the right Polypipe Floor Heating Pack couldn’t be easier. Simply decide whether the project is: Polypipe products are manufactured and tested to highest standards to ensure maximum quality and performance. -
Page 28: Design Enquiry Form
(W/m deg C) Plastic plumbing brochure External Walls Roof Windows Please return your completed form to: Floor Heating Design, Polypipe Building Products Ltd, 1 Neale Road, Doncaster, DN2 4PG, England downloadable at www.polypipe.com Tel: 01709 770000 Fax: 01709 770001 www.ufch.com...
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