Door Frame: 24 ga. galvanized steel. Conforms to ASTMA 653.
Door Face: 24 ga. galvanized steel. Conforms to ASTMA 653.
Insulation: Fiberglass blanket
Seals: Door to Frame/Frame to Door-Neoprene gasket. Conforms to
ASTM-D 1056-68. Temperature range -20ºF to 225ºF .26 K Factor.
Latches: Dual Camlock action on all doors 12” square and under.
Two extra camlocks on larger sizes. Latches constructed of zinc
plated cold rolled steel. Steel conforms to ASTMA-A-366. Plating
conforms to ASTMA-164-55.
Manufactured to SMACNA standard or better; designed for
installation in duct having up to 3” W.G.
