The 540/640 Residential Supply Grille is available with a standard parallel blade damper. The front blades are individually adjustable for pattern direction control, while an integrated damper provides volume control. The 540 is ideally suited for apartment, condominium, or residential applications.
Please login to see pricing and add item to cart.
Newington, CT - 1
|SKU||540 6X 4|
|Fastening||A - Countersunk Screw Holes|