SERIES B-RHA - Single Door Roof Hatch
The Marathon B-RHA roof hatch is manufactured from aluminum to ensure years of dependable use, even in the most extreme weather conditions. The lids are mounted on an 12" curb with cap flashing to ensure against leakage. B-D roof hatches come standard with compression springs, zinc plated steel hardware, and insulation in the cover and at the curb perimeter.