End Register Duct Boots - 12" X 4" X 6" Round End Center is Compatible with Duct 6" Filter Grille actual front end outer dimensions

actual front end outer dimensions are approximately 30 5/8" width X 18 5/8" height

+ Product Details Size – 32"w X 36"h is the size for the duct opening measurement only

For 12" Round Duct Opening - Spiral or Flex

+ Product Details Perfect Fit & Easy Sizing - Designed for a 28" x 8" OR 8" x 28" duct opening (measured at the opening)

End Register Duct Boots - 12" X 4" X 6" Round End Center is Compatible with Duct 6" Filter Grille actual front end outer dimensionsWorking Accordion + Product Details Size & Compatibility The size of a boot register end is 12" X 4" X 6" galvanized floor boot end center 26 gauge, compatible with duct 6" Superior Quality Made in the USA. Our end register boot is made of high quality galvanized sheet metal, ensuring durability and a secure connection to consecutive duct joints Applications Solid stamped steel with counter sunk screw holes (screws included) and no sharp edges.