36"W X 10"H [Duct Opening] ALUMINUM RETURN GRILLE - Easy Air Flow - Linear Bar Grilles [Outer Dimensions: 37.875"W X 11.875"H] 8" Round Duct Pipe + Product Details Size –

+ Product Details Size – 25"w X 10"h is the size for the duct opening measurement only

expanding or retracting the gap to meet your precise needs

Actual Front End Outer Dimensions Are 26" Width X 8" Height - SEE IN DESCRIPTION HOW TO MEASURE A GRILLE

+ Product Details Size – 10"w X 28"h is the size for the duct opening measurement only

Actual Filter Size – 24 3/4"w x 13 3/4" x 1"

36"W X 10"H [Duct Opening] ALUMINUM RETURN GRILLE - Easy Air Flow - Linear Bar Grilles [Outer Dimensions: 37.875"W X 11.875"H] 8" Round Duct Pipe + Product Details Size –+ Product Details Size 36"w X 10"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 37. 875" width X 11. 875" height. High Quality High quality aluminum with counter sunk screw holes (screws included) and no sharp edges. Design Unrestricted airflow For Your HVAC system noise free components no vibrating louvers etc. Powder Coat Finish Smooth, shiny, scratch resistant, beautiful. Looks like it was