For air conditioning / refrigeration. Length: 1 – 8 m. Seamless drawn copper tubes. Designed for chillers and air-conditioning systems. The pipes are emptied and cleaned inside. Operating temperature -70°C + 120°C. Water vapor resistance: u> 5000. Pre-insulated pipes are suitable for refrigerant gases R32, R410A and R407C. Foam colour: light grey. Color of the …