Insulation Black Foam Tape Adhesive Seal for Pipes, Doors, Windows - Universal Weather/Air Sealer, Waterproof - 2" x 30' Roll (1/8" Thick) Color_R-4.2 Yellow + Product Details Size &

+ Product Details Size & Compatibility – The size of galvanized sheet metal straight floor boot is 12" X 6" X 4"

+ Product Details Perfect Fit & Easy Sizing - Designed for a 18" x 32" OR 32" x 18" duct opening (measured at the opening)

5" width x 13

you can't go wrong with this decorative grill

actual front end outer dimensions are approximately 26 5/8" width X 24 5/8" height

Insulation Black Foam Tape Adhesive Seal for Pipes, Doors, Windows - Universal Weather/Air Sealer, Waterproof - 2" x 30' Roll (1/8" Thick) Color_R-4.2 Yellow + Product Details Size &Insulation Black Foam Tape Adhesive Seal for Pipes, Doors, Windows Universal Weather Air Sealer, Waterproof 2" x 30' Roll (1 8" Thick)