End Register Duct Boots - 6" X 4" X 5" Round End Center is Compatible with Duct 5" Color_Anodized Aluminum - See our listing for

- See our listing for 36mm replacement blades

actual front end outer dimensions are approximately 13" width X 13" height

25" Plenum Size 20x20 Filter Size to be used: 20x20x1

+ Product Details Size - 28"w X 22"h is the size for the duct opening measurement only

If you are looking for a top of the line unit to enhance your project look no further than HVAC Premium

End Register Duct Boots - 6" X 4" X 5" Round End Center is Compatible with Duct 5" Color_Anodized Aluminum - See our listing forWorking Accordion + Product Details Size & Compatibility The size of a boot register end is 6" X 4" X 5" galvanized floor boot end center 26 gauge, compatible with duct 5" 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.