Imperial 4"x10" to 6" 30 Gauge Galvanized Register Boot. It is a 90-Degree angle transition from round pipe or insulated flexible duct to a register or grille. Used for right-angle transition from round pipe or insulated flexible duct to a register or grille.
4 in. x 10 in. to 6 in.
30 Gauge Galvanized
90 degree angle transition from round pipe or insulated flexible duct to a register or grille.