12" X 8" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Compatible with Duct 8" + Product Details Size – Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

+ Product Details Size – 6" x 14" or 14" x 6" is the size for the duct opening measurement only

Actual Filter Size – 33 3/4"w x 33 3/4" x 1"

designed for systems up to 500lbs

STRONG SHARP CUTTING - Straight Cuts - Blade does not bend or break

+ Product Details Size – 10"w X 26"h is the size for the duct opening measurement only

12" X 8" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER EASY AIRFLOW LINEAR BAR GRILLES Compatible with Duct 8" + Product Details Size – Compatible With Duct 7in Applications This sheet metal DDAG A 1212 + Product Details Size – 6" x 14" or 14" x 6" is the size for the duct opening measurement only Actual Filter Size – 33 3 4"w x 33 3 4" x 1"