| This unique damper can be easily applied to counterflow slab applications as well as being installed through a round duct takeoff making retrofit zoning a snap! Just make an access hole in the trunk and deposit the dampers into each run. The dampers are held in place by Arzel's patented internal damper clamp. |
- Avoid cuts in walls and ceilings
- Controlled using low-pressure air
- 10 yr PARTS and LABOR warranty
- Available in round 6, 7, & 8 inch sizes
- One SDHV system with up to three points of control
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