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Meynell 456.06 Shower Cartridge
Meynell 456.06 Shower CartridgeMeynell V4 456.06 Thermostatic CartridgeSpare Filter O'rings for Meynell V4 Thermostatic CartridgeMeynell 456.06 Shower Thermostatic CartridgeMeynell V4 Thermostatic Cartridge SpareMeynell 456.06 Thermostatic CartridgeMeynell Thermostatic CartridgeMeynell V4 Mixer Thermostatic Cartridge Replacement

Thermostatic Cartridge for Meynell V4 456.06 Shower Bar Mixer Valve (Mira)

Part Number: MEYNELL-456-06

SALE: £129.98

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Product description


This is a replacement thermostatic cartridge for Rada Meynell V4 mixer shower valve bars with 456.06 thermostatic cartridge assemblies.

456.06 is Meynell's spare part code for the replacement cartridge.

The cartridge comes with the red and white stop rings as well as a spare set of gauze filters and o'rings. This means that you will be able to prolong the longevity of this cartridge should these parts fail.

Important Note! You may have a brass / metal version of this cartridge that needs replacing. This is a new polymer version which replaces the old metal version, therefore as long as it's a Meynell 456.06 assy cartridge or a Meynell V4 shower mixer this cartridge will fit.

Will fit:
- Meynell V4 Single Point thermostatic shower mixer
- Meynell V4 Thermostatic Shower Mixer model 1.1577.002 ½” exposed, dual control, thermostatic shower valve
- Meynell V4 with Starglide kit
- Rada Meynell V4 1577.002
- Mira 456.06

Cartridge Measurements and Information
Total Length: 112mm (11.2cm) Including the top red stop ring and domed bolt.
Width at o'rings: 30.6mm on bottom o'ring. 31mm on the third o'ring up (the one which is on the brown part of the cartridge).
Width of silver thread: 32.75mm
Colour: Red, black, silver, brown, white
Material: Plastic body. Metal connection thread.
Number of o'rings: 4

Important Note! The rest of shower cartridge is non-servicable and will require replacement should failure occur.

In hard water areas the filters in the thermostatic cartridge may become blocked with limescale, which will reduce the flow of water. It is recommended that the cartridges are checked regularly and cleaned in a descaling solution (such as kettle descalent) if necessary.

Removing the Meynell V4 456.06 Thermostatic Cartridge
1. Shut off both the hot and cold water supplies to the thermostatic mixer.
2. Turn the temperature selector knob to the maximum temperature
3. Insert a small screwdriver into the notch and pry off the cover plate.
4. Unscrew the fixing screw and pull off the temperature selector knob.
5. Remove the stop assembly and the ring.
6. Unscrew the head nut with a suitable spanner.
7. Pull out the thermostatic cartridge.

Replacing the Thermostatic Cartridge
1. Place the thermostatic cartridge into the body and tighten the head nut.
2. Fit the ring.
3. Turn on the water supplies.
4. Temporarily fit the temperature selector knob and turn to the fully cold position.
5. Slowly turn the temperature selector knob until the water from the shower outlet reaches a temperature of 38°C.
6. Allow the water temperature to stabilise 7. Fit the stop assembly so that the reference mark on the mixer body lines up with the stop on the stop assembly.
8. Refit the temperature selector knob with the 38
mark lined up with the reference mark on the mixer body.
9. Fit the fixing screw and the cover plate.
10. The temperature knob should turn through to
approximately 38°C to the stop. Operation of the override button will allow further rotation and increase the temperature.
shipping & Returns


  • Delivery of this item is priced as a 'small' packet. UK delivery costs £3.75.
  • For all in-stock spare parts the typical UK delivery timescale is 2-5 working days.
  • If you need a part urgently then we can provide a next-day (delivered Mon-Fri) UK delivery service for all in-stock small parcels ordered before 3.30pm, Monday - Friday.
  • Next day delivery is available to select at an additional charge during the checkout.
  • We delivery WORLDWIDE. For more information about international deliveries, read our delivery page.


  • If you need to return a part then please telephone Di Vapor on 0121 705 0866 with the reasons for the return within 14 days of receiving the goods.
  • For more information please see our terms and conditions.
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