Holtop Eco-pair of energy recovery ventilator imakhala ndi hood imodzi yamkati, hood imodzi yakunja, njira yowonjezera, chowotcha kutentha ndi chowotcha cha EC chosinthika. Imaphatikiza kupereka mpweya wabwino, kutulutsa mpweya wakale ndi kubwezeretsa kutentha mugawo laling'ono.Ndi wo...
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