14"W X 12"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 15.75"W X 13.75"H] 18" Diameter is fireproof and ensures efficient

is fireproof and ensures efficient thermal performance

actual front end outer dimensions are approximately 23

Refrigerant - 1/2" White Insulation - 50' Long

this grill will provide the design aesthetic you're looking for

14"W X 12"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 15.75"W X 13.75"H] 18" Diameter is fireproof and ensures efficient+ Product Details Size 14"w X 12"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15. 75" width X 13. 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