Multi-layer composite pipe according to EN ISO 21003 for potable water and heating installation, pre-insulated with 26 mm PE insulation (λR = 0.04 W/mK) and tear-proof PE foil (colour: red). Can be used in accordance with GEG 2021 (Appendix 8 line Aa) and DIN 1988-200 (table 8, nos. 2 and 6). Normal flammability according to EN 13501 class E; 100 % HCFC and HFC free.