24" X 14" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 26 5/8" X 16 5/8"] w6h6 line-height: 22px

line-height: 22px

Efficient Airflow Design: The slots are meticulously angled to diversify airflow in two directions

Versatility and Durability: The red oak wood not only adds a touch of warmth and softness to your room but can also be sanded and refinished according to your specific application needs

This simple adjustment reduces HVAC strain

3 * Insulation density is 30kgs/CBM = 0

24" X 14" Steel Return Air Filter Grille for 1" Filter - Removable Frame - [Outer Dimensions: 26 5/8" X 16 5/8"] w6h6 line-height: 22px+ Product Details Size 24"w X 14"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 26 5 8" width X 16 5 8" height Actual Filter Size 23 3 4"w x 13 3 4" x 1" High Quality High quality solid stamped steel with counter sunk screw holes (screws included) and no sharp edges Installation Location Sidewall and ceiling Design Removable door face for easy filter change & cleaning uses a 1" thick filter.