Henco Pipes Heating Sprinkler Cooling Potable water Sanitary (-) Compressed air Natural gas Gas Solar energy Steam Black White Grey Yellow Material own colour (-) Blue (-) Red plastic Search Search Henco colour coded conduit (Coil) PROTECTION HOSE Henco multilayer pipe with colour coded conduit Standard (Coil) STND PIPE IN PIPE Henco multilayer pipe with colour coded conduit Standard (Coil small coil) STA PIPE IN PIPE CSC