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Exclusive, patented product , guaranteed by RuB and Made in Italy.

Easily recognizable as the main water supply valve and operated by simply pressing the red button for shut off.

Protection from freezing: Activalve® is temperature sensitive so when the temperature approaches freezing range, the device will automatically shut off the main water supply.

Activalve® is completely mechanical, so there is no need for electricity,  batteries or wires!

Caring about your health: The RuB brass ball valve provided with Activalve® is made of first quality lead-free dezincification resistant brass specifically designed for drinking water installations and compliant with most stringent international specifications. Furthermore a special auto-washing ball, which offers protection against Legionella. WRAS Approved

Easy to install - RuB valve can easily replace the existing water main shut off inside the house and it can be installed quickly and easily thanks to its compression-end fittings.

  • 5 year warranty!
  • Extremely convenient considering the headaches this product solves!


  • Provides a compelling solution for manual shut-off or automated water main shut-off in cold conditions.
  • Drastically reduces risk of water damage from burst pipes in freezing conditions.
  • Offers peace of mind for remote or absent property owners.
Jarrad Cole
01902 637263
Unit 4, Noose Lane, Willenhall, WV13 3LW
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