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>B< Conex Compression fittings brass

Conex Compression fittings are manufactured from high quality brass materials which ensures a permanently tight and secure connection, without the use of special tooling or additional sealant. These fittings are suitable for connecting a wide range of tubes, including copper tubes in accordance with EN 1057, carbon steel to EN 10305, stainless steel to EN 10312 and plastic pipes to BS EN 7291, EN 15875 and EN 15876.


  • Drinking water
  • Sealed heating systems
  • Open vented heating systems
  • Solar thermal systems
  • Chilled water
  • Rainwater harvesting systems
  • ‘Wet’ fire extinguishing tube systems
  • Compressed air
  • Industrial and processing water
  • Natural gas installations
  • Liquefied petroleum gas installations
  • Fuel oil supply systems


  • From 6 mm up 108 mm

Component materials:

  • Yellow brass


Multiple tube compatibility

Permanent, flame-free connection – no hot works permit required

Easy to use

Corrosion resistant brass

Unique rib-nut design

DZR resistant brass and red brass (gunmetal)

Operational parameters


Operating pressures of up to 25 bar at operating temperatures of up to 110°C (sizes 6 mm to 54 mm)

Operating parameters of 6 and 4 bar at operating temperatures of up to 65°C and 110°C respectively (sizes from 66,7 mm to 108 mm)


Operating parameters of 1 bar at operating temperatures from -20°C - to +70°C

Compressed air

Operating parameters of 10 bar at operating temperatures of up to 45°C