The RT313 is a step up from the RT212 and offers and ergonomic shaped head that makes it really easy to grip and adjust. It also has a low cost wax sensor offering high quality at a low price.

RT313, along with all Dryaton's other TRVs,is now available in the new RAL9016 number that is a consistent bright white to match modern radiators. 

  • 15mm Angle
  • Reverse flow
  • Easy grip cap
  • Positive off position
  • Non-stick internals

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