hardware brackets
3m pt4rmb round mounting bracket for pt4rd pk 2
round mounting bracket for use with mfr no . pt4rd height 4 in . length 10 in . diameter 4 in . red 3 hr . fire rating material galvanized steel includes fasteners standards ul classified package quantity 2 br b features b ul li color red li li dia . 4 li li for use with mfr no . pt4rd li li height 4 li li includes fasteners li li item round mounting bracket li li length 10 li li material galvanized steel li li type round li li width 4 li li mounting wall or duct li li standards ul classified li li fire rating 3 hr . li li diameter 4 li ul
3m