One-Touch Inspection Door(R) Height 20.75 In Width 15 In Depth 2.5 In Actual Door Size 14 In x 20 In Material Thickness Frame 10 Gauge Cover 13 Gauge Mild Steel Body Material Rust Proof Primer Body Finish Mild steel Handle Material Chrome Plated Handle Finish Polyethylene Gasket Material Gasket Temp Range -95F To 175F Deg F Color Gray