Quick Menu Installation Heater Can the Inscreed Cable System be laid directly onto insulation material? (i.e. single pour) How thick is the screed used with the system? Can the Inscreed Cable System be shortened? Can a wooden floating floor be installed directly over the Warmup DWS or Stickymat system? Prepare Your Project Can I install my Warmup system directly on top of plywood? Electrical Installation What are the electrical requirements for my Warmup system? Troubleshooting Why is my floor not reaching the temperature set? Why is my floor not heating but there are no error messages? My thermostat says system is on but the floor is not heating up? Wiring Can my floor sensor be extended? Can the Inscreed Cable System be shortened? Never shorten the Inscreed Cable. You must ensure that the correct size is installed into the area. We have a large range of sizes to choose from.