https://shop.vietphat.com/products/a-pak-14a20b9a2g0-4-p-610x610x149mm
A'Pak 14A20B9A2G0 4"P 610x610x149mm
AstroPak (4'')
*Filter Class: H13 according to EN1822
*Efficency: ≥ 99.95% @MPPS, ≥ 99.99% @ 0.3μm
*Media Type: Fiberglass
*Frame Material: Galvanized Steel
*Gasket Material: Auto gasket
*Gasket Position: Air Leaving Side (Standard)
*Faceguard: None
*Antimicrobial Available: No
*Rated Initial Resistance: 250 Pa
*Recommended Final Resistance: 500 Pa
*Max Operating Temperature: 70°C
*Size (HxWxD): 610x610x149mm, @1700CMH