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Horstmann Electronic 7 Immersion Heater Controler
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OP-ECOSAVE Immersion Heater / Economy 7 Timer – TFC Group LLP – Tower
Danlers White Heater Boost Switch With Selectable Time Lag 240V - Shop4 Electrical
Electronic 7 – United Kingdom
24 Hour/7 Day Compact Electronic Immersion Heater Timeswitch - Coombe Electrical
Boost Switch Dilemma. | Askaboutmoney.com - the Irish consumer forum
Electrisaver Immersion Heater Booster
BG Masterplug TMIHDIG Masterplug Digital Weekly Immersion Timer with LED Indicators & Boos
2 Hour Electronic Boost Timer | Toolstation
Energy efficient water heating | Electric Ireland Help
You won't ever forget to turn off the immersion with this device*
A Single Button Immersion Heater Timer - Curran Electrical Services Dublin, Ireland
Electronic Boost Timer 4HR-TGBT5-TIMEGUARD
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Horstmann Electrisaver Water Heating Boost Control | Remembers to switch of when you forget | Money saving products for off-peak electricity
7 day Digital immersion Timer | DIY at B&Q
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