KHD Hinged Karp Duct Door
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Manufacturer Karp Associates, Inc. | Access Doors and Access Panels
KHD Hinged Karp Duct Door

Karp Duct Doors (KHD) are furnished with hinges and cam latch. Frames are easily attached to duct with notched knock-over tabs.

Specifications

  • On door sizes of 12x12 inches and smaller, door will be 24 gauge galvanized steel.
  • On door sizes of 14x14 inches and larger, door will be 22 gauge galvanized steel.
  • Frame is 22 gauge galvanized steel.
  • Hinge is aluminum, continuous piano. (Or omit hinge and supply with double cam latches)
  • Door is filled with 2" thick fiberglass insulation compressed into 1". R factor = 7.7
  • Gasketing between door and frame is 1/2" thick by 1/8" wide closed cell neoprene gasketing.
  • Cam latches are zinc plated steel - self-tightening and hand operated.
  • Back of frame has 5/8" notched knock-over edges.

 

 

 

STANDARD SIZES

Door Size H & W Actual Door Duct Opening Cams Shipping Wt.
6" x 6"
5 1/2" x 5 1/2"
4 3/4" x 4 3/4"
1
1.1
8" x 8"
7 1/2" x 7 1/2"
6 3/4" x 6 3/4"
1
1.8
10" x 10"
9 1/2" x 9 1/2"
8 3/4" x 8 3/4"
1
1.4
12" x 12"
11 1/2" x 11 1/2"
10 3/4" x 10 3/4"
1
3.2
14" x 14"
13 1/2" x 13 1/2"
12 3/4" x 12 3/4"
2
4.9
16" x 16"
15 1/2" x 15 1/2"
14 3/4" x 14 3/4"
2
5.5
18" x 18"
17 1/2" x 17 1/2"
16 3/4" x 16 3/4"
2
6.6
24" x 24"
23 1/2" x 23 1/2"
22 3/4" x 22 3/4"
2
11.0

Additional Product Literature
Data Sheet
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