20" X 14" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES 12" Round Duct Pipe Actual Filter Size – 27

Actual Filter Size – 27 3/4"w x 11 3/4" x 1"

along with a wall cover for added convenience

Design – Works for all Air Conditioning applications including Ductless Mini-Split

is the same as a 1/4" Plumbing fitting

Actual Filter Size – 13 3/4"w x 5 3/4" x 1"

20" X 14" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES 12" Round Duct Pipe Actual Filter Size – 27+ Product Details Size 20"w X 14"h is the size for the duct opening measurement only, [Outer Dimensions: 22. 5"w X 16. 5"h] Actual Filter Size 19 3 4"w x 13 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,