18" X 18" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Color_Aluminum Foot Operated Opposed Blade Damper

Foot Operated Opposed Blade Damper For Full Air Flow Control And Shutoff

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Looks like it was just waxed

+ Product Details Size - 26"w X 8"h is the size for the duct opening measurement only

+ Product Details Size – 40"w X 10"h is the size for the duct opening measurement only

18" X 18" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Color_Aluminum Foot Operated Opposed Blade Damper+ Product Details Size 18"w X 18"h is the size for the duct opening measurement only, [Outer Dimensions: 20. 5"w X 20. 5"h] Actual Filter Size 17 3 4"w x 17 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,