... , anti-rends, anti-mildew; and ABS framework, it is strong, pro-environmentand long service time; the ERC are used for ... channel, reasonable plate distance,less air loss, ensured the maximum heat exchanger area, achieved to maximum efficiency.2.No moving parts, ... m3/h, include the household and commercial ventilators.The heat exchanger recover the heat energy and moisture in winter,the cold energy and ...