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Single Handle Faucet Cartridge for Sigma Faucets 18.15.101

Bright blue plastic cartridge with white square plastic handle connection black rubber o-ring white plastic bottom with black rubber seal.
Bright blue plastic cartridge with white square plastic handle connection black rubber o-ring white plastic bottom with black rubber seal.
Bright blue plastic cartridge with white square plastic handle connection black rubber o-ring white plastic bottom with black rubber seal.
Bright blue plastic cartridge with white square plastic handle connection black rubber o-ring white plastic bottom with black rubber seal.

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“Love Noel's Plumbing Supply! They are one of my favorite oddball plumbing parts purveyors. As a professional plumber, I rely on sites like Noel's to keep antique and rare fixtures alive. My customers and I are so grateful! ”
-Danielle E.
03/25/2026

$36.87

 

The Sigma Faucets 18.15.101 is a 35mm single-lever ceramic faucet cartridge. It serves as a replacement cartridge for specific floor-mounted tub fillers, including the Sigma Floormount Tub Filler (1.3400530) and the Waterdecor Nirvana Free Standing Tub Filler.

We can ship anywhere the US Postal Service ships. For orders being shipped outside the US, please contact us at (888) ASK-NOEL, asknoel@noelsplumbingsupply.com, or via the text widget on this screen.

SKU: 91067-3 Category: Tag:

Restore the peak performance of your luxury bath fixtures with the 18.15.101 Replacement Ceramic Faucet Cartridge. This 35mm single-lever ceramic cartridge is the solution needed to eliminate annoying drips, fix stiff handles, and correct improper water flow. Instead of replacing an entire expensive faucet, this affordable component lets you execute a quick, DIY plumbing repair that brings back factory-fresh functionality in minutes.

 

18.15.101     

 

  • 2 7/8″ length
  • 35 MM diameter

Common questions about this product

Is this item the original manufacturer's recommended replacement part? chevron-icon

Yes, this is the OEM recommended part.

Is this the correct item for my application? chevron-icon

If you’re not sure text us a picture 1-888-275-6635 or email us a picture at noelsplumbingsupply@fuse.net.

 

We will make sure you have the right part.

 

 

Will this item replace the original OEM part? chevron-icon

Yes, this aftermarket part will replace your OEM part. 

chat iconWHAT OUR CUSTOMERS SAY…

“I texted him a picture of the shower part from the 50’s I needed and he was able to identify it immediately. I ordered it and it showed up in two days! Very knowledgeable and friendly! ”
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02/04/2026
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