8" X 6" 2-Way Air Supply Grille – Steel HVAC Vent Cover with Damper, Wall/Ceiling Register, White Filter Grille + Product Details Size –

+ Product Details Size – 10"w X 10"h is the size for the duct opening measurement only

And Meets/Beats ASTM B280 Standard

while the included installation screws make setup quick and hassle-free

Design – Unrestricted airflow for your HVAC system - adjustable one-way louver with full horizontal airflow directional control - single deflection supply grill with 96% airflow - noise free components - no vibrating louvers etc

+ Product Details Size - 34"w X 28"h is the size for the duct opening measurement only

8" X 6" 2-Way Air Supply Grille – Steel HVAC Vent Cover with Damper, Wall/Ceiling Register, White Filter Grille + Product Details Size –+ Product Details Outer dimensions: 9. 75"W x 7. 75"H fits a 8" X 6" duct opening Durable stamped steel construction ensures long lasting performance Designed for sidewall and ceiling installation with included screws Multi shutter damper with easy lever for precise airflow control Smooth powder coated white finish for a sleek look and scratch resistance + Product Description Maximize your homes airflow with this premium Air Supply Grille air supply