Heat-recovery system Eco-Fresh 01 ComfortThe Eco Fresh Standard is a compact heat recovery system designed for efficient indoor air renewal. At its core sits a ceramic heat exchanger (recuperator) that transfers warmth from exhaust to incoming air, cutting energy losses significantly and keeping incoming air at comfortable room temperature. Inside, a near silent fan features NSK double encapsulated ball bearings, while a multistage filter active carbon plus HEPA captures odors, bacteria, and
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