BRISTAN QUEST BATH FILLER ¾ TAP SPARES
Replacement Spares compatible with the Bristan Quest bath Filler tap QST BF C, Bath pillar taps QST 3/4 C, Bath shower mixer QST BSM C.

For guidance / instructions of how to replace a tap valve step by step please click here

If your Quest Bath or shower mixer tap is dripping or leaking out of the spout then it is time to replace / change the quarter turn ceramic disc cartridges. Original valves may have code BS4512 CD XZ 20. stamped on them. Known by part ref. VS03-C20 BSP ¾ Cartridge.

Cartridge has 20 teeth on spline. You will require our Anticlockwise open cartridge for the cold side, and clockwise open for the hot side,
If you require both then you can select "Pair"

Original cartridge has a white plastic adaptor on the spline. If this breaks you can order a new part code SA01BR-S. See Image below.

How to remove the Bristan Quest tap handle / head?
Before replacing the cartridge you will need to turn the water off.
Step 1. You need to pull it off. There is no retaining screw.
Step 2. Use an adjustable spanner to undo the cartridge counterclockwise
Step 3. Screw in the new cartridge clockwise
Step 4. Tighten the cartridge enough to seal, but avoid over-tightening


Aerator flow straightener (SR24C-S) compatible with A03-A.

Watch our how to video for further general guidance on removing tap handles and replacing tap cartridges.