The NABIC Fig 542 is an extremely versatile valve and although designed primarily for the protection of hot water boilers, its wide range of applications make it an ideal general purpose safety valve.

All wetted parts are manufactured from dezincification resistance materials. Designed and tested to BS EN ISO 4126 -1. 

• High degree of seat tightness
• Diaphragm protected parts
• WRAS Approved:

  • DN15-25: 1 bar - 10.5 bar

  • DN32-80: 0.3 bar - 10.5 bar

Medium

• Hot water, steam, compressed air and inert gasses, Co2 (to 20°C), ethylene glycol, potable water

Size Range

• DN15 - DN80

Pressure

• 0.3 - 10.5 bar

Material

• Gunmetal

Temperature

• -20 to 195°C

Connection

• Screwed inlet & outlet