Metal Zinc’s Economy Duct Board Access Door with tab lock frame is used to access the inside of rectangular ductwork. Works in 1”, 1½” and 2” duct board applications.
Meets 2005 SMACNA Standards for pressure class and gauges (Refer to page 7.2; figure 7-2)
2½” long tabs for duct boards
Matt black duct liner on inside of the door
Cam lock on all doors
Door panel is manufactured from galvanized steel ASTM A653
Insulation is 1½” high-density duct liner UL Classification; FHC25/50, ASTM C 1071; Type 1 ASTM gauge-21, Greenguard Indoor Air Quality Certified*, Greenguard Children and Schools, NFPA 90A and 90B
Gasket is closed-cell neoprene, UL94HFT listed with service temperature range of 20º F to 200º F. The gasket is bonded to the inside of the frame.
Dovetail Frame measuring 6” x 6” to 12” x 12” are manufactured from 26-gauge galvanized steel. Frames measuring 14” x 14” to 24” x 24” are manufactured from 24-gauge galvanized steel.
All frames are manufactured with spot welds at each corner for increased strength and improved dovetail design for easy installation on metal ducts.Cams & Strikes are stamped using 16-gauge galvanized steel. The latch is stamped from 20-gauge galvanized steel. Each cam is secured to the door with a rivet. The latch is secured to the door with a rivet. The latch is secured to the frame in two locations for added stability.
Doors for 16” or greater, 4 Cam locks will used
Galvanneal (paint grip)
Neoprene gasket bonded outside the frame
Stainless steel 304 and 316
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Metal Zinc Part Number
Size A & B
Number of Cams
6 x 6
8 x 8
10 x 10
12 x 12
14 x 14
Contact our sales team to order this product Call 281.630.0224 or email us