Fast Trak is the simple solution for new, remodel and retrofit radiant installations, the company says. Fast Trak 0.5 for 5/16" pipe is only 1/2" thick, and Fast Trak 1.3i holds 3/8" or 1/2" pipe with insulation in the mat to eliminate the added time and cost of installing insulation under the pipe.

www.uponor.com