Thermostatic Cartridge for Altmans & Sigma THEXCART 18.30.155

Bright brass cartridge with black rubber o-rings stainless steel screen and copper thermo.

WHAT OUR CUSTOMERS SAY…

“Thank you very much. Your customer service is outstanding. Since I want to keep my very old (1988) Kohler San Raphael toilet for years to come. , it’s good to know that you have parts I could need in the future! ”

-Cathy G

10/31/2024

$180.47

The Altmans & Sigma THEXCART & 18.30.155 is a thermostatic shower valve cartridge used to stabilize water temperature and provide anti-scald protection. It is a replacement cartridge for several luxury shower systems, most notably the Sigma Simply Safe series and Altmans 8000 Series faucet bodies.

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Restore flawless temperature control to your luxury shower with the high-performance Thermostatic Cartridge for Altmans & Sigma THEXCART 18.30.155. Engineered as a premium, direct-fit replacement for the Sigma Simply Safe 18.30.155 shower valve body, this heavy-duty brass cartridge eliminates erratic temperature swings, leaks, and poor water pressure. Designed for both professional plumbers and DIY home repair enthusiasts, it brings your high-end bath fixtures back to factory-new performance without the expense of a full valve replacement.

THEXCART 18.30.155