8"W X 8"H [Duct Opening] 4-Way Aluminum Curved Blade Adjustable Air Supply HVAC Diffuser [Outer Dimensions: 9.75"W X 9.75"H] 6" Diameter Actual Filter Size – 7

Actual Filter Size – 7 3/4"w x 25 3/4" x 1"

Engineered with precision and designed to perfection

Optional Butterfly Damper Available At Asin: B007CNEL1W

high-impact plastic to provide reliable and long-lasting protection for your thermostat

+ Product Details Size – 12"w X 12"h

8"W X 8"H [Duct Opening] 4-Way Aluminum Curved Blade Adjustable Air Supply HVAC Diffuser [Outer Dimensions: 9.75"W X 9.75"H] 6" Diameter Actual Filter Size – 7+ Product Details Size 8"w X 8"h is the size for the duct opening measurement only, actual front end outer dimensions are 9. 75" width X 9. 75" height. Design Individually adjusting curved blades for better air flow control. Screws Included High Quality Aluminum The premium durable aluminum will never rust and it will never wear through leaving the material with an elegant, beautiful, and smooth surface, adds a luxurious touch to any home. Carefully