16" X 25" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Outdoor Vent Covers + Product Details Size –

+ Product Details Size – 10" x 12" or 12" x 10" is the size for the duct opening measurement only

3/8" - 4223 PSI

actual front end outer dimensions are 6" diameter

Easy Installation – Just pop the diffuser right into the wall duct hole and the side springs will hold it right into place so that it looks clean

No need to worry about complicated setups or lengthy installations – just place it in position

16" X 25" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Outdoor Vent Covers + Product Details Size –+ Product Details Size 16"w X 25"h is the size for the duct opening measurement only, [Outer Dimensions: 18. 5"w X 27. 5"h] Actual Filter Size 15 3 4"w x 24 3 4" x 1" High Quality High quality rust free, strong aluminum construction with smooth finished edges for easy and safe use; Filter grille features a user friendly plastic latch that requires no screwdriver for opening. Installation Location Sidewall and ceiling. Design Heavier gauge than needed,