10" Circular Round Aluminum HVAC Supply Grille Air Diffuser - With Butterfly Damper - Vent Duct Cover [Outer Dimensions: 12"] 12" Round Duct Pipe Pressure rating: 2300 to 6500

Pressure rating: 2300 to 6500 psi

Ideal for Walls & Ceilings: Designed for seamless installation in standard 20" X 10" duct openings

Actual Filter Size – 33 3/4"w x 15 3/4" x 1"

actual front end outer dimensions are approximately 38 5/8" width X 18 5/8" height -

10" Circular Round Aluminum HVAC Supply Grille Air Diffuser - With Butterfly Damper - Vent Duct Cover [Outer Dimensions: 12"] 12" Round Duct Pipe Pressure rating: 2300 to 650010" Diameter Is The Size For The Duct Opening Measurement Only, Actual Front End Outer Dimensions Are 10" Diameter Incorporated with Integral Butterfly Damper for full Airflow Control Assembeled Before Powder Coat Paint, to Ensure Perfect Smooth Finish Commercial Grade Aluminum Will Never Rust Designed for Warehouses, Factories, Workshops, Gymnasiums & Restaurants Center Core is Removable for Easy Access and Maintence 10" Circular Round Aluminum HVAC