初(chu)(chu)效過濾器適用(yong)于空調系(xi)統(tong)的初(chu)(chu)級過濾,主要用(yong)于過濾 5μm 以上塵埃粒子。初(chu)(chu)效過濾器有板(ban)式(shi)、折疊式(shi)、袋式(shi)三種(zhong)樣式(shi),外框材料有紙(zhi)框、鋁框、鍍(du)鋅鐵(tie)(tie)框,過濾材料有無紡布(bu)、尼龍(long)網(wang)、活性碳濾材、金屬(shu)孔(kong)網(wang)等(deng),防護網(wang)有雙(shuang)面噴塑鐵(tie)(tie)絲網(wang)和(he)雙(shuang)面鍍(du)鋅鐵(tie)(tie)絲網(wang).