26"W X 30"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 27.75"W X 31.75"H] steel R value rating of insulation

R value rating of insulation - R3

Crafted for durability and rust-resistance

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

Suitable for medium-pressure applications

75" width X 26

26"W X 30"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 27.75"W X 31.75"H] steel R value rating of insulation+ Product Details Size 26"w X 30"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 27. 75" width X 31. 75" height. Design Easy unrestricted airflow for your HVAC system 50 angled to provide maximum airflow. High Quality Solid stamped steel with counter sunk screw holes (screws included) and no sharp edges. Powder Coat Finish Smooth, shiny, scratch resistant, beautiful. Looks like it was just