初(chu)(chu)效(xiao)過濾器(qi)適用于空調系統(tong)的初(chu)(chu)級過濾,主要用于過濾 5μm 以(yi)上(shang)塵埃粒子(zi)。初(chu)(chu)效(xiao)過濾器(qi)有(you)(you)(you)板(ban)式(shi)、折疊式(shi)、袋(dai)式(shi)三(san)種樣式(shi),外框材料(liao)有(you)(you)(you)紙框、鋁框、鍍(du)鋅鐵框,過濾材料(liao)有(you)(you)(you)無紡布、尼龍(long)網、活性碳濾材、金(jin)屬孔網等,防護網有(you)(you)(you)雙面噴塑鐵絲網和雙面鍍(du)鋅鐵絲網.