Mira Rada Thermotap 3 Mixer Tap Valve Head Assembly - 4.928.49

The Mira Rada 928.49 Thermotap 3 Head Assembly is a genuine replacement part designed for use with...

Best current price£98.90from City Plumbing GB

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3 offers from £98.90 - £139.79

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City Plumbing GBMira Head Assembly Spares 4.928.49
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£98.90
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eBayMira Rada 928.49 Thermotap 3 Brass Mixer Tap Valve Head Assembly 4.928.49
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£122.44
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OnBuy.comMira Rada 928.49 Thermotap 3 Brass Mixer Tap Valve Head Assembly (4.928.49) 5013181928495
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£139.79
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Product Information

Full details

The Mira Rada Thermotap 3 Mixer Tap Valve Head Assembly (4.928.49) is a vital maintenance component designed for plumbing professionals and homeowners looking to restore the functionality of their existing Thermotap 3 system. This genuine replacement part offers the key benefit of restoring precise temperature and flow control to a worn-out tap, ensuring that your fixture operates with original factory specifications. A key caveat for potential users is that this component is highly specific to the Thermotap 3 model, meaning it is not a universal fit and requires verification of your current tap model number before purchase to avoid compatibility issues.

All features

Model Part Number4.928.49
BrandRADA

Extended Product Information

FAQs

Is this part compatible with other Mira Rada taps?

No, this specific part (4.928.49) is exclusively for the Thermotap 3 series.

Do I need special tools to install this?

Basic plumbing tools, including an adjustable spanner and a flat-head screwdriver, are typically sufficient.

Does this assembly include the external handle?

This product is the internal valve head assembly; please check your specific package contents to see if the handle is included.

How often should this part be replaced?

There is no set interval; replace it when you notice leaks, stiffness, or loss of temperature control.

Can I install this myself?

If you are comfortable with basic plumbing tasks such as isolating water supplies and using a wrench, it is a straightforward replacement.

Troubleshooting

Water continues to drip after installation

Ensure the valve head is fully tightened into the body and check that the internal seat was free of debris before installation.

Handle is stiff to operate

Verify that the valve has been seated correctly and that no debris is obstructing the movement of the internal spindle.

Water flow is lower than expected

Check the tap aerator for blockages; if the aerator is clear, check that the main water isolation valve is fully opened.

Pros and Cons

Pros

  • Genuine OEM part ensures perfect fit
  • Restores smooth operation to worn taps
  • High-quality construction for long service life
  • Cost-effective alternative to replacing the entire tap

Cons

  • Compatible exclusively with Thermotap 3 models
  • Requires basic plumbing tools for installation
  • Not intended for non-Mira Rada tap systems

Setup, Compatibility & Care

Before beginning installation, ensure the water supply to the tap is completely isolated using the integrated service valves or the main water shut-off.

Compatibility

This part (4.928.49) is specifically designed for the Mira Rada Thermotap 3. Do not attempt to fit this into other Mira models or third-party taps, as the threading and internal dimensions will not match.

Installation Steps

  1. Isolate the water supply and drain any residual water from the lines.
  2. Carefully remove the tap index/cap to reveal the retaining screw.
  3. Unscrew the existing handle and remove the old valve assembly.
  4. Clean the internal seating area to remove any lime scale or debris.
  5. Insert the new 4.928.49 assembly and tighten it according to the manufacturer's torque specifications.
  6. Reattach the handle and turn the water supply back on slowly to check for leaks.

Care

To prolong the life of the new assembly, avoid using abrasive cleaning agents on the exterior chrome, as these can seep into the valve head and cause premature seal degradation.

Price History

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