VEVOR Self-Regulating Pipe Heating Cable, 24-feet 5W/ft Heat Tape for Pipes Freeze Protection, Protects PVC Hose, Metal and Plastic Pipe from Freezing, 120V - - Amazon.com
THERMON” HTSX Self-Regulating Trace Heating Cable for Process Temperature Maintenance or Freeze Protection – High-Quality Heat Trace Element – JC Griffin
Raychem® 5BTV2-CT BTV Self-Regulating Heating Cable, 200 to 277 VAC, 15 to 40 A, Chemical/Corrosives Resistance | SMC