Straight Register Boot - 8" X 6" X 4" Round Round Damper Ring this diffuser is the perfect

this diffuser is the perfect blend of function and style for your home

+ Product Details Size - 20"w X 18"h X 2"d (for duct opening measurement only)

+ Product Details Size – 18" x 22" or 22" x 18" is the size for the duct opening measurement only

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

actual front end outer dimensions are approximately 11" width X 11" height -

Straight Register Boot - 8" X 6" X 4" Round Round Damper Ring this diffuser is the perfect+ Product Details Size & Compatibility The size of galvanized sheet metal straight floor boot is 8" X 6" X 4". It is compatible with 4" duct Superior Quality Made in the USA. Our straight register boot is made of high quality galvanized steel metal for durability and rust prevention. Applications The straight boot is used for the transition from round pipe or insulated flex duct to register or grille + Product Description If you are looking for a good