16" X 30" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Height_8in + Product Details Size -

+ Product Details Size - 12"w X 12"h is the size for the duct opening measurement only

+ Product Details Size - 40"w X 20"h is the size for the duct opening measurement only

Made in the USA

+ Product Details Size – 14" x 20" or 20" x 14" is the size for the duct opening measurement only

Our equipment comes with several nifty features

16" X 30" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Height_8in + Product Details Size -+ Product Details Size 16"w X 30"h is the size for the duct opening measurement only, [Outer Dimensions: 18. 5"w X 32. 5"h] Actual Filter Size 15 3 4"w x 29 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,