- Metal Box Damper for Vent Control in 4" wide sizes ( Exact width 3-3/4")
- Made in the U.S.A.
- Can adapt to a grill or vent that does not already include a damper
- Some states like MN now require a damper control on every vent for new construction
- Designed to fit between grill/vent cover and standard sized vent openings 4" wide
- Originally designed to attach to actual grill cover
- Could be fastened directly into subfloor cavity as well
- Control lever is designed to be accessible through a louver in the vent cover
![]()
No reviews yet! Be the first to review this product.
You will be able to estimate shipping amount to your specific destination for your entire cart during the checkout process.
General shipping InformationKeywords: hvac, heat, damper, box, vent, grill, control, construction, flooring trim - underlayment, hardwood - laminate - vents, vents psc america root, air vents, grill works, Damper, Standard, Sizes, including, Metal, Control, sizes, Exact, width, adapt, already, include, states, require, every
Description: Box Damper vent control Only 4 Inch Standard Sizes including 4" x 8", 4" x 10", 4" x 12" and 4" x 14". Metal Box Damper for Vent Control in 4" wide sizes ( Exact width 3-3/4") Made in the U.S.A. Can adapt to a grill or vent that does not already include a damper Some states like MN now require a damper control on every vent for new construction.
Categories: Air Vents; Vents
Google Category: Hardware > Flooring > Hardwood Flooring
SKU(s): 269334, 269335, 269336, 269337
MPN(s): BOX-4x10, BOX-4x12, BOX-4x14, BOX-4x8