| UNDERFLOOR HEATING | AKW-MEDICARE |
| DANFOSS LTD |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| GDHV HEATING - GLEN DIMPLEX HEATING & VENTILATION |
| HOWARTH TIMBER GROUP |
| MARLEY PLUMBING & DRAINAGE |
| MYSON |
| OMNIE UNDERFLOOR HEATING |
| REHAU BUILDING SOLUTIONS |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Access Flooring | GAIA CLIMATE SOLUTIONS LTD |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Accessories | EPIC INSULATION LTD |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| MYSON |
| OMNIE UNDERFLOOR HEATING |
| REHAU BUILDING SOLUTIONS |
| TIMEGUARD - PROGRAMASTAT PLUS HEATING CONTROLS |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Acoustic Floor Constructions | GAIA CLIMATE SOLUTIONS LTD |
| OMNIE UNDERFLOOR HEATING |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Aluminium Plated Systems | REHAU BUILDING SOLUTIONS |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Boards and Panels | EPIC INSULATION LTD |
| EUROFORM PRODUCTS |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| MAGPLY |
| OMNIE UNDERFLOOR HEATING |
| OSMA |
| WAVIN UNDERFLOOR HEATING & COOLING |
| wedi Systems (UK) Ltd |
| UNDERFLOOR HEATING Ceramic Tile | AKW-MEDICARE |
| DANFOSS LTD |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| GDHV HEATING - GLEN DIMPLEX HEATING & VENTILATION |
| HOWARTH TIMBER GROUP |
| MYSON |
| OMNIE UNDERFLOOR HEATING |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Chipboard Panel Systems | GAIA CLIMATE SOLUTIONS LTD |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Commercial Systems | FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| REHAU BUILDING SOLUTIONS |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Complete Kits | FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| Hep2O PUSH-FIT PLUMBING |
| MYSON |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Components | EUROCELL PLC |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| Hep2O PUSH-FIT PLUMBING |
| MARLEY PLUMBING & DRAINAGE |
| OSMA |
| REHAU BUILDING SOLUTIONS |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Consultancy | GAIA CLIMATE SOLUTIONS LTD |
| OMNIE UNDERFLOOR HEATING |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Contractors | GAIA CLIMATE SOLUTIONS LTD |
| OMNIE UNDERFLOOR HEATING |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Control Interfaces | GAIA CLIMATE SOLUTIONS LTD |
| MYSON |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Control Packs | FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| MYSON |
| TIMEGUARD - PROGRAMASTAT PLUS HEATING CONTROLS |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Controls | DANFOSS LTD |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| Hep2O PUSH-FIT PLUMBING |
| MYSON |
| OMNIE UNDERFLOOR HEATING |
| OSMA |
| REHAU BUILDING SOLUTIONS |
| TIMEGUARD - PROGRAMASTAT PLUS HEATING CONTROLS |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Design and Installation | GAIA CLIMATE SOLUTIONS LTD |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Diffuser Plates | OMNIE UNDERFLOOR HEATING |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Domestic Systems | EUROCELL PLC |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| HOWARTH TIMBER GROUP |
| MARLEY PLUMBING & DRAINAGE |
| OMNIE UNDERFLOOR HEATING |
| REHAU BUILDING SOLUTIONS |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Dry Timber Construction | GAIA CLIMATE SOLUTIONS LTD |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Electric Systems | AKW-MEDICARE |
| DANFOSS LTD |
| EPIC INSULATION LTD |
| EUROCELL PLC |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| GDHV HEATING - GLEN DIMPLEX HEATING & VENTILATION |
| HOWARTH TIMBER GROUP |
| MYSON |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| UNDERFLOOR HEATING Floating Floors | FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| MYSON |
| OMNIE UNDERFLOOR HEATING |
| REHAU BUILDING SOLUTIONS |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Flooring Systems | EPIC INSULATION LTD |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| OMNIE UNDERFLOOR HEATING |
| REHAU LTD - WINDOWS, DOORS & CURTAIN WALLING |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Foiled Polystyrene | EPIC INSULATION LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| OMNIE UNDERFLOOR HEATING |
| REHAU BUILDING SOLUTIONS |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Frost Protection | FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Geothermal Energy Sources | REHAU BUILDING SOLUTIONS |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Heat Pump Combined | OMNIE UNDERFLOOR HEATING |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Hydronic Systems | DANFOSS LTD |
| EPIC INSULATION LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| OMNIE UNDERFLOOR HEATING |
| REHAU BUILDING SOLUTIONS |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Industrial Systems | GAIA CLIMATE SOLUTIONS LTD |
| REHAU BUILDING SOLUTIONS |
| REHAU LTD - WINDOWS, DOORS & CURTAIN WALLING |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Insulated | EPIC INSULATION LTD |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| OMNIE UNDERFLOOR HEATING |
| REHAU BUILDING SOLUTIONS |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Lightweight | FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| UNDERFLOOR HEATING Load Bearing Systems | REHAU BUILDING SOLUTIONS |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Low Profile / Low Build-Up | EPIC INSULATION LTD |
| MYSON |
| OMNIE UNDERFLOOR HEATING |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Low Temperature Water | GAIA CLIMATE SOLUTIONS LTD |
| OMNIE UNDERFLOOR HEATING |
| REHAU BUILDING SOLUTIONS |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Manifolds | DANFOSS LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| Hep2O PUSH-FIT PLUMBING |
| OMNIE UNDERFLOOR HEATING |
| OSMA |
| REHAU BUILDING SOLUTIONS |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Manifolds AGREMENT CERTIFICATE HOLDERS | Hep2O PUSH-FIT PLUMBING |
| OSMA |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Modular Heating Panel Systems | WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Modular Polystyrene | EPIC INSULATION LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Overlay Systems | FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Pipe Clips | OMNIE UNDERFLOOR HEATING |
| REHAU BUILDING SOLUTIONS |
| UNDERFLOOR HEATING Pipe Fixing Systems | EPIC INSULATION LTD |
| OMNIE UNDERFLOOR HEATING |
| REHAU BUILDING SOLUTIONS |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Pipe Retention Plates | EPIC INSULATION LTD |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Pipes | EPIC INSULATION LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| Hep2O PUSH-FIT PLUMBING |
| MARLEY PLUMBING & DRAINAGE |
| MYSON |
| OSMA |
| REHAU BUILDING SOLUTIONS |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Plywood Panel | EPIC INSULATION LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| REHAU BUILDING SOLUTIONS |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Pocketed Polystyrene | EPIC INSULATION LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Purpose Made/Bespoke | WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Raised Access Floors | FLEXEL INTERNATIONAL LTD |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Screed Studded Panel | GAIA CLIMATE SOLUTIONS LTD |
| OMNIE UNDERFLOOR HEATING |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Screeded Floors | EPIC INSULATION LTD |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| MYSON |
| OMNIE UNDERFLOOR HEATING |
| REHAU BUILDING SOLUTIONS |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Slimline | WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Smart Controls | GAIA CLIMATE SOLUTIONS LTD |
| Hep2O PUSH-FIT PLUMBING |
| MYSON |
| OMNIE UNDERFLOOR HEATING |
| REHAU BUILDING SOLUTIONS |
| TIMEGUARD - PROGRAMASTAT PLUS HEATING CONTROLS |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Solar Energy Sources | OMNIE UNDERFLOOR HEATING |
| VIESSMANN LTD |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Solar Powered | OMNIE UNDERFLOOR HEATING |
| UNDERFLOOR HEATING Solid Floor Constructions | EPIC INSULATION LTD |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| MYSON |
| OMNIE UNDERFLOOR HEATING |
| REHAU BUILDING SOLUTIONS |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Sports Halls | WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Sprung Floors | REHAU BUILDING SOLUTIONS |
| REHAU LTD - WINDOWS, DOORS & CURTAIN WALLING |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Structural Concrete Floors | EPIC INSULATION LTD |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| OMNIE UNDERFLOOR HEATING |
| REHAU BUILDING SOLUTIONS |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Structural Floor Decking Panels | OMNIE UNDERFLOOR HEATING |
| UNDERFLOOR HEATING Structural Floors | EPIC INSULATION LTD |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Structural Load Bearing Systems | OMNIE UNDERFLOOR HEATING |
| UNDERFLOOR HEATING Suspended Floors | EPIC INSULATION LTD |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| MYSON |
| OMNIE UNDERFLOOR HEATING |
| REHAU BUILDING SOLUTIONS |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Systems | DANFOSS LTD |
| EPIC INSULATION LTD |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| HOWARTH TIMBER GROUP |
| MARLEY PLUMBING & DRAINAGE |
| MYSON |
| OMNIE UNDERFLOOR HEATING |
| REHAU BUILDING SOLUTIONS |
| REHAU LTD - WINDOWS, DOORS & CURTAIN WALLING |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Systems AGREMENT CERTIFICATE HOLDERS | REHAU BUILDING SOLUTIONS |
| UNDERFLOOR HEATING Systems DIN 4726 | REHAU BUILDING SOLUTIONS |
| UNDERFLOOR HEATING Tacker Sheet Installation Systems | REHAU BUILDING SOLUTIONS |
| UNDERFLOOR HEATING Thermal Insulation | EPIC INSULATION LTD |
| EUROFORM PRODUCTS |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| OMNIE UNDERFLOOR HEATING |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Thermostats | DANFOSS LTD |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| MYSON |
| OMNIE UNDERFLOOR HEATING |
| OSMA |
| REHAU BUILDING SOLUTIONS |
| TIMEGUARD - PROGRAMASTAT PLUS HEATING CONTROLS |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Tile Backer Boards | BEWI GROUP |
| EPIC INSULATION LTD |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| MAGPLY |
| UNDERFLOOR HEATING Timber Batten Floors | EPIC INSULATION LTD |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| OMNIE UNDERFLOOR HEATING |
| REHAU BUILDING SOLUTIONS |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Timber Flooring | DANFOSS LTD |
| EPIC INSULATION LTD |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| MYSON |
| OMNIE UNDERFLOOR HEATING |
| REHAU BUILDING SOLUTIONS |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Timber Joists | EPIC INSULATION LTD |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| REHAU BUILDING SOLUTIONS |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Ultra Thin | EPIC INSULATION LTD |
| FLEXEL INTERNATIONAL LTD |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Undertile | AKW-MEDICARE |
| DANFOSS LTD |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| GDHV HEATING - GLEN DIMPLEX HEATING & VENTILATION |
| HOWARTH TIMBER GROUP |
| MYSON |
| OMNIE UNDERFLOOR HEATING |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Valves | DANFOSS LTD |
| UNDERFLOOR HEATING Water Distribution | EPIC INSULATION LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| REHAU BUILDING SOLUTIONS |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Wet Systems | DANFOSS LTD |
| EPIC INSULATION LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| OMNIE UNDERFLOOR HEATING |
| REHAU BUILDING SOLUTIONS |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Wiring and Control Centres | DANFOSS LTD |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| OMNIE UNDERFLOOR HEATING |
| REHAU BUILDING SOLUTIONS |
| WAVIN UNDERFLOOR HEATING & COOLING |
| UNDERFLOOR HEATING Zonal Regulation Units | DANFOSS LTD |
| FLEXEL INTERNATIONAL LTD |
| GAIA CLIMATE SOLUTIONS LTD |
| REHAU BUILDING SOLUTIONS |
| WAVIN UNDERFLOOR HEATING & COOLING |
