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Replacement dome washer for siphonic air extractors

£11.99
INC VAT & POSTAGE

Replacement dome washer for siphonic WC air extractors ( also called PRF, aspirator, "bomb" etc).
  • Dense black rubber
  • Overall diameter 45mm
  • Internal hole diameter 11mm (approx)
  • Ensures seal in WC pan siphon well for siphonic action to function.

Product Code:
BS9901