The Hinge and CAM Latch Duct Karp Access Door (KHD Duct Door) are furnished with hinges and cam latch. Frames are easily attached to duct with notched knock-over tabs.
KHD Duct Door Specifications
- Door Material: Sizes of 12×12 inches and smaller, door will be 24 gauge galvanized steel, On door sizes of 14×14 inches and larger, door will be 22 gauge galvanized steel.
- Frame: is 22 gauge galvanized steel.
- Hinge: Aluminum, continuous piano. (Or omit hinge and supply with double cam latches)
- Door: 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.
- Latches: Cam latches are zinc plated steel – self-tightening and hand operated.
- Frame: Back of frame has 5/8″ notched knock-over edges.
KHD Duct DoorSTANDARD SIZES |
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|---|---|---|---|
| Door Size (H x W) | Actual Door | Duct Opening | Cams |
6″ x 6″ |
5-1/2″ x 5-1/2″ |
4-3/4″ x 4-3/4″ |
1 |
8″ x 8″ |
7-1/2″ x 7-1/2″ |
6-3/4″ x 6-3/4″ |
1 |
10″ x 10″ |
9-1/2″ x 9-1/2″ |
8-3/4″ x 8-3/4″ |
1 |
12″ x 12″ |
11-1/2 x 11-1/2″ |
10-3/4″ x 10-3/4″ |
1 |
14″ x 14″ |
13-1/2″ x 13-1/2″ |
12-3/4″ x 12-3/4″ |
2 |
16″ x 16″ |
15-1/2″ x 15-1/2″ |
14-3/4″ x 14-3/4″ |
2 |
18″ x 18″ |
17-1/2″ x 17-1/2″ |
16-3/4″ x 16-3/4″ |
2 |
24″ x 24″ |
23-1/2″ x 23-1/2″ |
22-3/4″ x 22-3/4″ |
2 |
Special sizes and modifications available upon request.
Contact us for more information on custom sizes and additional locking information.