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“DOUCHEPUTJE GROOTSTE ENERGIELEK IN WONING” Zeker 40 tot 70 % van de energie die nodig is voor het opwarmen van tapwater, is eenvoudig terug te winnen. Dat zegt Luuk Dijkhuis van de Vereniging Duurzaam Tapwater Nederland. Volgens de kersverse voorzitter moeten we nu stappen zetten, want “het doucheputje is het grootste energielek in de woning.” […]