Replacement Spares for bath taps with coding on original Valve BS5412 XZ 20. This is 3/4" version with threaded collar 55mm tall.
For guidance / instructions of how to replace a tap valve step by step please
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If your tap is dripping or leaking out of the spout then it is time to replace / change the quarter turn ceramic disc cartridges. Original spare part codes known by PAIR CD Valves Chrome BSP 3/4" 20 teeth. Hot and cold available.
Replacement blue handle spline adaptor available. This is part SA44-T which has 32 external teeth.
Watch our How to video for guidance on removing tap handles and replacing tap cartridges.
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