TECEfloor SLQ PE-RT 5S underfloor heating pipe Five-layer underfloor heating pipe heating pipe to EN ISO 21003 made of high-density polyethylene with higher temperature resistance (PE-RT type 2). Oxygen-tight with EVOH coating to DIN 4726; application area Tmax 90 °C, 6 bar. Suitable for particularly rough installation conditions thanks to the 5-layer technology; SLQ quality-monitored and compatibility tested. DIN CERTCO 3V423 MVR (P) Item number: 77111630