Straight Register Boot - 6" X 6" X 6" Round 14" Diameter Actual Filter Size – 9

Actual Filter Size – 9 3/4"w x 21 3/4" x 1"

The snap-lock/push-open technology allows easy access and installation on DryWall

A Uniquie Combination of Cotton & Synthetic Fibers Gives You The Most Filtration And The Least Air Resistance - Equals Great Air & Easy Airflow For Your System

+ Product Details Size – 10" X 2" is the opening (vent hole) dimension - actual size is approx

Straight Register Boot - 6" X 6" X 6" Round 14" Diameter Actual Filter Size – 9+ Product Details Size & Compatibility The size of galvanized sheet metal straight floor boot is 6" X 6" X 6". It is compatible with 6" 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