Underfloor heating pipe to DIN 16892/16893 made of electron beam cross-linked, high-density polyethylene. The special physical cross-linking of the molecular chains reliably prevents further crack growth at notches and grooves. SLQ quality-monitored and compatibility tested, oxygen-tight in accordance with DIN 4726. DIN CERTCO 3V355 PE-Xc Classification in accordance with EN ISO 15875-2: Application class 4 and 5: 6 bar, Tmax 90 °C