- Smooth composite overlay
- Steel
- 1 5/8" polystyrene insulation (optional)
- Replaceable vinyl bottom weather seal in rust free aluminum retainer helps protect against the elements.
- Grilles are removable for easy cleaning.
- Safe-T-Bracket® - Prevents serious injury that could occur if the bottom bracket were removed with the garage door closed and under tension.
- Rust-Prevention System - Steel skins are protected through a tough, layered coating system, including a hot-dipped galvanized layer, a protective metal oxide pre-treatment and a baked on primer and top coat.

Safe T-Bracket® Rust-Prevention System