![TESY on Twitter: "Energy Class B is the highest possible grade for electric water heaters from 50 to 150 liters, according to Regulation 812/2013. https://t.co/OFnLhdRiBj" / Twitter TESY on Twitter: "Energy Class B is the highest possible grade for electric water heaters from 50 to 150 liters, according to Regulation 812/2013. https://t.co/OFnLhdRiBj" / Twitter](https://pbs.twimg.com/media/Dc2GQlyU0AIzk9Z.jpg:large)
TESY on Twitter: "Energy Class B is the highest possible grade for electric water heaters from 50 to 150 liters, according to Regulation 812/2013. https://t.co/OFnLhdRiBj" / Twitter
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Tesy smart Boiler 150 Liter 2,4kw Modeco IOS en Android bedienbaar - Elektrische boilers | Eldom & Tesy - Laagste prijsgarantie!
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