On-Line Catalog : Louvers and Penthouses > Louvers > Penthouses > 4" Drainable > EFD-445-PH
Model EFD-445-PH extruded aluminum penthouse 4" deep 45° drainable blade
Application
The EFD-445-PH extruded aluminum penthouse is designed for intake and exhaust applications and protection against non wind-driven rain. The EFD-445-PH serves frequently as a gravity ventilator, fan discharge cap, fresh air intake cap, sight shield, or pressure relief ventilator.
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