Why can HISD pipe heating cable you a condom, fit energy saving and indestructible water pipe ? . The plug of HISD the indication look to show you whether there is electricity or not. With the build in thermostat, you can more energy. HISD pipe heating cable was by both CSA and ETL. You can more confidence on the product safety. Pre-assemble pipe heating cable installation undemanding for do-it-yourselfers. HISD the aluminum foil and the tinned copper braid to make steady the 100 % screen rate to make the product more fit and more static. In the connection, HISD the progressive grade heat shrinkage tube technology to make the cable more indestructible. How about the ? . The factory ISO9001 criterion -LRB- audit by BV -RRB- in the production process and the company take a very spartan requirement on the future material, production process essay, finish ripe inspection etc.. Advanced product structure engineering, ripe in the altogether material, spartan production process, spartan interior management plus umpteen years maneuvering experience make HISD more trusty. Application tips The HISD is and undemanding to install, protect the pipe diameters up to 1.5 '' from freezing. You can incompatible lengths based on the chart in the instruction. Warning Never heating cable to touch, cross or overlap itself at any points. crossing. spiraling. Never heating cable on impressionable pipe unless pipe is filled with water all the times. Do not the like cable on more than one pipe. While it is, never plug in the heating cable. Never this heating cable in any way. The and the intact heating cable has to be in contact with the pipe. ignescent material must not be within in. of completed. Never metal binding to obtain heating cable to pipe.