House was built around 2002.
Do you know which one would be required for a house built around 2002.
This is the standard cartridge.
http://www.showerdoc.com/trevi-thermostatic-cartridge-s960134nu
And this is the boost cartridge
http://www.showerdoc.com/trevi-cartridge-boost-a963348
Your plumber will have to remove the temp knob to establish which one you have
Answered 9 years ago by Anonymous
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Trevi Boost Recessed Shower Mixer (Black Override Button)
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