10"W X 4"H [Duct Opening] 3-Way Aluminum Curved Blade Adjustable Air Supply HVAC Diffuser [Outer Dimensions: 11.75"W X 5.75"H] Round Damper Ring you can't go wrong with

you can't go wrong with this decorative grill

rust-resistant aluminum

Whilst the maximum pressure for R410 is 700 PSI

ensuring consistent temperature control

10"W X 4"H [Duct Opening] 3-Way Aluminum Curved Blade Adjustable Air Supply HVAC Diffuser [Outer Dimensions: 11.75"W X 5.75"H] Round Damper Ring you can't go wrong with+ Product Details Size 10"w X 4"h is the size for the duct opening measurement only, actual front end outer dimensions are 11. 75" width X 5. 75" height. Design Individually adjusting curved blades. Multi shutter damper with handle operator to adjust air flow. 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