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Celect Pipe/ cylinder thermostat
The surface mount thermostats control the water temperature in domestic hot water cylinders. Suitabl..

Horstmann BX2000 Water Boost Control
Always gives priority to the off-peak supply Automatically cancels any boost that has been selected ..

Horstmann E7BX Water Heating Boost
These simple controls are intended for use where cheap overnight heating of water is controlled by t..

Horstmann Electrisaver
 The Electrisaver is a simple push button electronic timer that saves energy by remembering to ..

Horstmann Electronic 7 Programmer
The widely used Electronic 7 immersion heater control has been upgraded to give it more contemporary..

Horstmann Quartz E7 Programmer
The standard by which all other water heating controls are judged, the Economy 7 Quartz is the all-t..