Foldaway Paper Frame Synthetic Fibre AC System Pleated Pre Filter Furnace Filter with Cardboard

Product advantages1.The filtration material is made from non-woven fabrics, and the synthetic fiber. It has the advantage of the large dust holding capacity, the low pressure loss in the initial period and lager air flow.2.The filtration material compounds with the material net, and is designed into the foldaway, which will provide the current air with the largest filtration area, 5 times' filtration area as the common plane mesh. Paper frame and metal frame are available, which is convenient for replace, less purchasing expense.3.The moisture-proof: 100%;4.Heat resistance: 80ºC;5.The rank of the filtration: G4.F5.F6.F7.F8.Product Description1.Large dust holding capacity2.The low pressure loss in the initial period 3.Lager air flowProduct Using:Pre-filter for the air-condition filtration system. It can extend the working life of the middle and high efficiency filter.Note: Other specifications are available on request.  Normal size Actual sizeW*H*W(mm) Rated air flow(m³/h)  1.5m/s2.5m/s3.0m/s24*24*1595*595*2220403400-20*24*1495*595*2217852975-20*20*1495*495*2214452380-12*24*1287*595*2210201700-24*24*2595*595*4420403400425020*24*2495*595*4417002805357020*20*2495*495*4414452380297516*24*2390*595*4414452380267516*20*2390*495*4411051870238012*24*2287*595*4410201700212524*24*4595*595*9020403400425020*20*4495*495*9014552380297512*24*4287*595*90102017002125  /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1