Extruded Aluminum Penthouse
4" Deep - 37 Degree J-Blade
The EFJ-437-MPH extruded aluminum penthouse is designed for intake and exhaust application and protection against non wind-driven rain. The EFJ-437-MPH serves frequently as a gravity ventilator, fan discharge cap, dresh air intake cap, sight shield, or pressure relief ventilator. Miter cut blades give an aesthetic, continuous sight line.
Material: Mill finish 6063-T5 extruded aluminum.
Frame: 4" deep x 0.081" thick (102 x 2 channel).
Blades: 37o x 0.081" (2) thick, J-Blade style.
Corner: Mitered.
Roof: 0.081" (2) thick formed aluminum with anti-condensate under coating.
Screen: 1/2" x 0.063" (12.7 x 1.6) expanded and flattened aluminum.
Minimum Size: 18" x 18" (457 x 457) PH Throat, 12" (305) high
Maximum Size:
Factory assembled: 48" x 48" (1219 x1219)
Field erected: 96" x 120" (2438 x 3048)
Maximum height: 48" (1219)
Design Load: 25 psf
© Copyright 2025 Pottorff