Marshall Stamping 12 in. H x 37 in. W Galvanized Steel Area Wall Air & Water Pressure Drain Openers 1 bag treats up to

1 bag treats up to 13

27-in-1: 26 bits and one 1/4" nut driver

Quick twist-lock cartridge replacement

protects against over or under watering

All CURT couplers include a limited lifetime warranty and feature a lockable latch to give you peace of mind

Marshall Stamping 12 in. H x 37 in. W Galvanized Steel Area Wall Air & Water Pressure Drain Openers 1 bag treats up toRolled top on all standard area walls 12, 18, 24, and foundation vent area walls have rounded top and bottom corners for extra safety Stamped from single steel sheet Bright finish reflects light into basement Holes in flanges for bolting to wall Deep corrugation stiffens against back fill Minimum G 60 galvanized coating All back filling should be done gradually to prevent excessive pressure against area wall