Here is the Brand New 4" Heavy Duty Metal Clamp. Adjustable duct clamps keep all the connections in place. With the simple twist of the screwdriver, you can loosen or tighten these clamps easily. Once the duct hose is properly placed, align the clamp over the area that fits around the flange, then tighten snugly. Duct Clamps guarantee a secure fit to your fans and ducting.
- Brand new and ready to ship
- 4 pieces (two pairs)
- 4" hose / worm / duct clamp
- Construction with heavy duty metal
- Max diameter: 4.5"(114mm)
- Min diameter: 3.6"(91mm)
- Super tough and easy to use
- Ideal for 4" diameter ducting or hoses
- More secure and better than duct tape or cheap wire clamps
- Easily loosen or tighten the clamp with a simple twist of a screwdriver
- Perfect for attaching ducting and fans for air cooling your grow light reflector or grow room.
4x 4" Duct Clamps
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