The Pre-filter with Cardboard Frame

Product Description

Advantage: Excellent filtration media Good tensile of filtration media Stable structure and outline border Equidistance pleat design Excellent filtration media: This kind of pre-filter is made of polyester, which has an outstanding function. It’s suitable for the humidity situation. Well tensile of the filtration media: The filtration media has a nice tensile strength so that it can lower the chance of damaging the filter, during the installation. Stable structure and outline border: The pleat expanded metal structure design offers stable structure for the filter; besides, the equidistance expanded metal also ensures that the ash can adhere to the surface of the filter fully in order to bring the function of the filter into full play. Suitable situation: It can be set in the front of the secondary filter in the central air conditioner. According to the thickness of the filter, the pre-filter with cardboard frame can be divided into PCF*1＂ and PCF*2＂. Data: Model Nominal Size(Inch) (W×H×D) Actual Size(mm) (W×H×D) Airflow (m3/h) Initial Resistance (Pa) Efficiency PCF*1＂ *4×*4×1 **4×**4×*2 ***0 **5 G4 *2×*4×1 **9×**4×*2 ***0 **5 G4 PCF*2＂ *4×*4×2 **4×**4×*4 ***0 *0 G4 *2×*4×2 **9×**4×*4 ***0 *0 G4 PS: (1) The above data is based on EN**9. (2) The recommended final resistance limit: **0 Pa. (3) Non-standard sizes can be custom-made. (4) Made in China.