Kuglostat 43.039 Shower Cartridge

SUMMARY

Kuglostat 43.039 Thermostatic Shower Cartridge

The Kuglostat 43.039 is a thermostatic shower cartridge used within compatible Kuglostat shower and mixing valves to control and stabilise mixed water temperature. Installed inside the valve body, it automatically adjusts the balance of hot and cold water to maintain a consistent outlet temperature during use.

Function

This cartridge contains a temperature-sensitive control element that reacts to changes in supply pressure or temperature and corrects the mix accordingly. As the cartridge wears or becomes affected by limescale, temperature regulation can become less responsive. In some cases, internal wear may also allow water to pass when the shower is turned off, resulting in dripping from the shower head, which indicates the cartridge is no longer sealing correctly.

Confirmed Compatibility

The Kuglostat 43.039 cartridge is intended for shower valves that specify this exact part code in their technical documentation or spares diagrams. Kuglostat valves use multiple cartridge designs across different ranges, so this cartridge should only be installed where the original cartridge matches code 43.039.

Installation Notes

Before replacement, isolate the hot and cold water supplies and remove the valve trim to access the cartridge housing. The old cartridge should be withdrawn carefully to avoid damaging the valve body. When fitting the new cartridge, ensure it is aligned correctly and seated fully so that the seals engage properly. After reassembly, test the shower to confirm stable temperature control and a complete shut-off when the valve is closed.

When Replacement Is Recommended

Replacement is recommended if the shower struggles to hold a steady temperature, reacts slowly to adjustments, or if water continues to drip from the shower head after the control is turned off. Installing a new Kuglostat 43.039 cartridge restores reliable temperature regulation and proper shut-off without replacing the complete shower valve.

FAST DELIVERY

• Delivery of this item is priced as a 'small packet'. UK delivery costs £5.95 incl. VAT.
• 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 3.00pm, 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.

RETURNS

• 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.