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Stelrad Doulton (Allia) OPTIMA siphonic WC Siphon & Air Extractor


A replacement internal siphon assembly with compatible airex fitment suitable for OPTIMA models of siphonic WC suites

  • Supplied with compatible Airex (Pressure reducing fitment)
  • Ensures correct functioning of siphonic WC pan
  • Siphon is sent configured for large water capacity flush that is required for siphonic pans
  • Replacement close coupling kit ( Inc plate,bolts & 3 different types of washer) can be purchased as extra ( recommended ). Click Item option box to select.
  • Click small photos 1 for fitting scheme / guidance

  • This siphon combination is for siphonic WC's only. For washdown model click here.