'+GF+ Hakan HDPE PE100 Pipes'. Extruded PE100 pipes which are either blue coloured or black coloured (with blue stripes). For use with water up to 23°C.
'+GF+ Hakan Aquasystem Faser Composite Stabil Pipe'. Multi-layered, extruded PPR pipe consisting of a white coloured inner, green coloured middle and white coloured outer layer. The following multi-layered, extruded PPR pipes were added to the approval in April 2025: Green coloured inner, green coloured middle and green coloured outer layer. Beige coloured inner, green coloured middle and beige coloured outer layer. Grey coloured inner, green coloured middle and grey coloured outer layer. For use with water up to 85°C.
'+GF+ Hakan Aquasystem'. Extruded, PPRC pipes available in green, white or beige colours. For use with water up to 85°C.
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