36" X 6" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLE w14h14 + Product Details Size –

+ Product Details Size – 12" x 24" or 24" x 12" is the size for the duct opening measurement only

unrestricted airflow with a precise 50° angled design

Slots are angled to diversify the airflow in 2 way direction

Actual Filter Size – 27 3/4"w x 27 3/4" x 1"

36" X 6" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLE w14h14 + Product Details Size –+ Product Details Size 36"w X 6"h is the size for the duct opening measurement only, [Outer Dimensions: 38. 5"w X 8. 5"h] Actual Filter Size 35 3 4"w x 5 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,