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] w20h20 this grill will provide the 4 X 12 Is CRFG2028 Width_14in
Yard notes & kiln story
Description
this grill will provide the design aesthetic you're looking for
R value rating of insulation - r3
+ Product Details High Quality - Aluminum housing on the outside and on the inside for the best insulation value
High Quality – High-quality
The grille features counter-sunk screw holes that prevent paint from peeling during installation
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] w20h20 this grill will provide the 4 X 12 Is CRFG2028 Width_14in this grill will provide the design aesthetic you're looking for R value rating of insulation r3