Lowest Prices Guaranteed
Qwik-seal 1-piece hardware
(bolt/washer combo)
Since its inception in 1986,
Condu-lock® has become
synonymous with duct reinforcement.
24 years reinforcing America's duct.
Strong and leak free! Tested up to 10" W.G.!
Condu-lock is available for stainless or aluminum applications. Please call (800) 231-8040 for details.
Rectangular Duct Construction WG Tables and Condu-lock Test Results
1,000 per box - Custom Packaging available
Condu-lock available in the following sizes:

- 1/2"
- 3/4"
- 1"
- 1 1/4"
- 1 1/2"
- 2" (great for negative pressure applications)