Straight Register Boot - 14" X 4" X 7" Round Return Grille T-Bar With Plenum Box + Product Details Size -

+ Product Details Size - 4"w X 24"h is the size for the duct opening measurement only

actual front end outer dimensions are 31

25" X 6" and it is compatible with duct 6"

+ Product Details Size - 14"w X 18"h X 2"d (for duct opening measurement only)

Straight Register Boot - 14" X 4" X 7" Round Return Grille T-Bar With Plenum Box + Product Details Size -+ Product Details Size & Compatibility The size of galvanized sheet metal straight floor boot is 14" X 4" X 7". It is compatible with 7" 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