 鲜花( 2)  鸡蛋( 1)
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Heat Recovery Ventilator (HRV):( D) w" E1 X0 ^! p
The heat recovery ventilator (HRV) is the proper choice in colder climates where there is excess humidity during the heating season, since it can eliminate it.' y# X+ | ~/ } G9 {* y& W
The HRV keeps the home supplied with a steady flow of fresh outdoor air. As stale, warm air is expelled, the heat recovery core warms the incoming fresh, colder air before it is distributed throughout the home.+ y# D4 A3 Y' K, b0 x: T
The result is a constant supply of fresh air, no unpleasant drafts and greater home comfort." x, n) B0 q7 a" T/ D: F
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