JLIndustries Diamond SeriesGalvanized Roof Hatch - 36"W x 30"L

R6 polyiso insulation in curb and cover help to reduce energy costs. curb and cover are constructed of 14 gauge galvanized steel with weather-resistant white textured powder coat finish, 22 gauge cover liner and continuous epdm gasket. counterbalanced springs and locking hold-open arm allow single-handed operation of cover so that operator can maintain 3 points of contact with ladder. the indented diamond grip design secures the roofing membrane and backer rod for easier installation. hardware is zinc-plated including inside and outside handles and padlock hasps. tested to 50 psf wind uplift.