ducting
broan 411 transition duct
transition duct duct size 3 1 4 x 10 to 6 in round height 8 in construction material 30 gauge galvanized steel for connecting a rectangular duct to a round duct br b features b ul li duct size in . 3 1 4 x 10 to 6 round li li height in . 8 li li item transition duct li li remarks for connecting a rectangular duct to a round duct li li function for connecting a rectangular duct to a round duct li li construction material 30 gauge galvanized steel li ul
broan