
quadrant handle damper
0.00 Reviews$27.99
Shipping calculated at checkoutSKU: qhd-6-lBarcode: Not listed
handle damper built for jobsite service
Made in the USA
Field notes
Built for reliable installation
handle damper details without decorative guesswork
Quadrant handle damper provides visible blade position and secure manual locking for duct balancing work. It is intended for installs where the adjustment point must remain clear and serviceable.
- arc plate supports repeatable settings
- thumb lock holds the selected angle
- useful at branch takeoffs and zone branches

Clear fitment for crews
Quadrant handle damper provides visible blade position and secure manual locking for duct balancing work. It is intended for installs where the adjustment point must remain clear and serviceable. arc plate supports repeatable settings thumb lock holds the selected angle useful at branch takeoffs and zone branches
Compatibility: Check the listed option values, SKU, and measurements before installing into finished work.
Specifications
| Specification | Details |
|---|---|
| Product type | handle damper |
| Selected SKU | qhd-6-l |
| Selected variant | 6 in / left |
| Availability | Available for sale |
| Inventory count | Not advertised |
| duct size | 6 in 8 in 10 in |
| handle side | left right |
| Made in | USA |
Printable Spec Sheet
Can I use handle damper for residential jobs?
Review local code requirements and the published measurements before installation.
Does the selected variant change the SKU?
Yes. The SKU line above updates with the selected dropdown combination.
Can I order more than one?
Use the quantity stepper before adding the item to the cart.