https://shop.vietphat.com/products/ast-i-13a20j9t2g0-305x305x292mm
*HEPA Filters: AST-I 13A20J9T2G0 305x305x292mm
*Filter Class: H13 according to EN1822
*Tested: 100% inpidually tested accorfing to EN 1822
*Media Type: Fiberglass
*Frame Material: Galvanized Steel
*Separator Style: Aluminum
*Faceguard: None
*Gasket Material: Neoprene
*Gasket Position: Downstream (ALS)
*Antimicrobial Available: No
*Header Type: None Header
*Rated Initial Resistance: 250Pa
*Recommended Final Resistance: 750Pa
*Max Operating Temperature: 90°C
*Air Filtration Certification: UL 900
*Size (WxHxD): 305x305x292mm
*Airflow: 425CMH