Stamped from single steel sheet with rolled edges for added safety. Bright finish reflects light into basement. Holes in flanges for bolting to wall. Deep corrugation stiffens against back fill. All back fill should be done gradually to prevent excessive pressure against area wall. 37 in W x 16 in D.
California residents see Prop 65 WARNINGS
| Height | : | 12 in |
| Length | : | 16 in |
| Material | : | Galvanized Steel |
| Width | : | 37 in |
