Outstanding durability, appearance, performance and safety at an exceptional value.

Available with
1 3/8" (6.4 R-value) or 2" (9.0 R-value) expanded polystyrene insulation placed between two steel skins.
Weather-tight tongue and groove joint.
Bottom weatherseal in rustproof aluminum retainer seals out the elements.
White finish painted end stiles.
Nylon rollers for quiet operation.