Wall Stack Register 90 Degree Angle Boot | 12" X 6" X 5" | Compatible with Duct 5" w18h18 75" Width X 25 10" Round Duct Pipe PrioAir8 actual front end outer

75" Width X 25

+ Product Details Size - 20"w X 12"h X 2"d (for duct opening measurement only)

actual front end outer dimensions are approximately 28 5/8" width X 12 5/8" height

+ Product Details Perfect Fit & Easy Sizing - Designed for a 36" x 26" OR 26" x 36" duct opening (measured at the opening)

+ Product Details Size & Compatibility – The size of galvanized sheet metal straight floor boot is 12" X 8" X 8"

Wall Stack Register 90 Degree Angle Boot 12" X 6" X 5" Compatible with Duct 5" w18h18 75" Width X 25 10" Round Duct Pipe PrioAir8 actual front end outer 75" Width X 25 + Product Details Size 20"w X 12"h X 2"d (for duct opening measurement only)