To meet the requirements of water regulations G19.1, G19.3 and G19.4 for sealed or unvented systems a tundish must be used. The discharge pipework from the expansion valves, temperature relief valves and the temperature and pressure relief valves must fitted in accordance with the local and national water byelaws and also the building regulations Part G3.

  • Meets the requirements of G19.1, G19.3 & G19.4 and Building regulations Part G3
  • Maximum operating temperature 110°C
  • WRAS approval relates to 15mm x 22mm straight tundish only

Product Range

Version Product Code
Tundish 15mm x 22mm with --- []. TUN23711522
½" male x ¾" female angled tundish with --- []. TUN12M34FA
¾" male x 1" female angled tundish with --- []. TUN34M1FA
½" male x ¾" female straight tundish with --- []. TUN34M12FS
22mm x 1" female straight tundish with --- []. TUN22X1FS


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