NEW EFD-445-PH Drainable Blade Penthouse
Pottorff's new EFD-445-PH expands our penthouse line with a model that will help resist non-wind-driven rain. It is ideally suited for use in intake and exhaust applications and serves as a gravity ventilator, fan discharge cap, fresh air intake cap, sight shield or pressure relief ventilator.
Free Area: 8.1 ft2
Free Area Velocity: 1026 fpm
Pressure Loss: 0.16 in.wg.
View EFD-445-PH Catalog Page