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New Tec7 Plumb7 – Now Available in Stores Nationwide

Can be used to restore leaks in closed as well as open heating systems.*
Prevents and seals leaks fast and efficiently.
Does not clog or impair flow.
Simple to use.
Prevents rust and corrosion.
Enhances the pump lubrication.
Suitable for use with most boiler types to include combi-boilers

Category: .



  • Quickly and permanently seals leaks.
  • Remedial action: quickly and permanently seals leaks in radiators, convectors, circulation pumps, central heating pipes and underfloor heating systems etc.
  • Preventive action: ideal to prevent the occurrence of leaks.


  • Depressurise the system.
  • Check the water purity; if necessary flush and change the water.
  • Shake Tec7 PLUMB well before use.
  • Add the necessary amount of Tec7 PLUMB to the system through the highest positioned radiator.
  • Run the circulation pump.
  • If necessary, bleed the system and bring the water level up to standard.

Please note: if the system leaks water, the treatment with Tec7 PLUMB needs to be repeated.*