8" x 8" 4-WAY SUPPLY GRILLE - DUCT COVER & DIFFUSER - LOW NOISE - For Ceiling - With Opposing Damper Blades Black All steel wire is applied

All steel wire is applied between PET surfaces to prevent corrosion (oxidization)

4" X 12" Is The Size For The Duct Opening (floor/vent hole) Measurement Only

The premium durable material guarantees that they will never rust or wear through

color: #111

8" x 8" 4-WAY SUPPLY GRILLE - DUCT COVER & DIFFUSER - LOW NOISE - For Ceiling - With Opposing Damper Blades Black All steel wire is applied+ Product Details Size 8" X 8" is the size for the duct opening measurement only, actual front end outer dimensions are 3". Design Equipped with lever for full airflow control; back blades made of black plastic for reduced air noise and discreet appearance; "Opposing" back blades, ensuring they don't overlap, provide precise damper control and superior air dispersion. High Quality Aluminum The premium durable aluminum will never rust and it will never