J Hanger Size: 3"

Smooth 3"" saddle section supports at least two internal wires of the flexible duct, eliminating crimps while restoring air flow quality and R-factor performanceThe support rib along the back provides added strength and stabilityPre-mount to joists then simply place flexduct into the saddle section, no need to juggle flex, strap, cutters, staple gun, etcEliminates call backs due to crimps, blocked air flow and hanger replacementPlastic material is heat, cold and UV resistant while offering flexibility for the easy removal and repositioning of flexduct (even enables corners in the flex run)