This company recently added a six-in. pipe hanger to its product line up. It's constructed of 3/16-in. galvanized steel wire and snaps tightly between TGIs without the use of nails or tools. A 16- and 20-in. version is also available.
Rabbit Manufacturing Inc., P.O. Box 416, Cascade, IA 52033; call (563) 852-7721; fax (563) 852-6008.