| CENTRAL HEATING SYSTEM CONTROLS . | DANFOSS LTD |
| GDHV HEATING - GLEN DIMPLEX HEATING & VENTILATION |
| MYSON |
| PEGLER |
| REHAU BUILDING SOLUTIONS |
| TIMEGUARD - PROGRAMASTAT PLUS HEATING CONTROLS |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| VAILLANT LTD |
| CENTRAL HEATING SYSTEM CONTROLS Combination Boiler | DANFOSS LTD |
| MYSON |
| TIMEGUARD - PROGRAMASTAT PLUS HEATING CONTROLS |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| VAILLANT LTD |
| CENTRAL HEATING SYSTEM CONTROLS Electric Central Heating | DANFOSS LTD |
| GDHV HEATING - GLEN DIMPLEX HEATING & VENTILATION |
| MYSON |
| TIMEGUARD - PROGRAMASTAT PLUS HEATING CONTROLS |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| CENTRAL HEATING SYSTEM CONTROLS Programmers | DANFOSS LTD |
| FLEXEL INTERNATIONAL LTD |
| GDHV HEATING - GLEN DIMPLEX HEATING & VENTILATION |
| MYSON |
| TIMEGUARD - PROGRAMASTAT PLUS HEATING CONTROLS |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| VAILLANT LTD |
| CENTRAL HEATING SYSTEM CONTROLS Thermostats | DANFOSS LTD |
| FLEXEL INTERNATIONAL LTD |
| MYSON |
| REHAU BUILDING SOLUTIONS |
| TIMEGUARD - PROGRAMASTAT PLUS HEATING CONTROLS |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| VAILLANT LTD |
| VIESSMANN LTD |
| CENTRAL HEATING SYSTEM CONTROLS Time Switches | DANFOSS LTD |
| MYSON |
| TIMEGUARD - PROGRAMASTAT PLUS HEATING CONTROLS |
| TIMEGUARD - TIME, LIGHT, SAFETY & CLIMATE |
| VAILLANT LTD |
| CENTRAL HEATING SYSTEM CONTROLS Weather Compensation Sensors | DANFOSS LTD |
| REHAU BUILDING SOLUTIONS |
| VAILLANT LTD |
| VIESSMANN LTD |
| CENTRAL HEATING SYSTEM CONTROLS Wireless Internet Systems | DANFOSS LTD |
| MYSON |
| VAILLANT LTD |
