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Cotherm P.I.L Energy Saving Smart Water Heating Control + 14" Incoloy 3kw Immersion Heater - Unvented Components Europe, Unvented Cylinder System Spares, Spares for Hot Water Systems, Plumbing & Heating Parts -
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XUELILI WiFi Water Heater Switch, Immersion Heater Smart Timer Switch, Voice Control Smart Boiler Button Switch Compatible with Alexa and Google Assistant, White, 4000W, 20A, DS-102BWN : Amazon.co.uk: DIY & Tools
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Horstmann Electronic 7 Digital Immersion Heater Controller With 3 Off-Peak Heating Periods Per 24 Hours - Shop4 Electrical
![Needing help re immersion heater. I don't know what switch to switch off (no gas, only electricity) I also have a water booster in the kitchen. Thanks : r/DIYUK Needing help re immersion heater. I don't know what switch to switch off (no gas, only electricity) I also have a water booster in the kitchen. Thanks : r/DIYUK](https://preview.redd.it/9tnt29ouwpi71.jpg?width=640&crop=smart&auto=webp&s=9f1d4bbd1cd75ccdfedbef451bd85dbcce3b0d85)