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Single Handle Ceramic Cartridge for Glacier Bay & Allen + Roth RP20124

Tan cartridge body with light blue limit stop brass stem handle connection black o-ring and blue bottom seal.
Single Handle Ceramic Cartridge for Glacier Bay & Allen + Roth RP20124 - Image 2
Single Handle Ceramic Cartridge for Glacier Bay & Allen + Roth RP20124 - Image 3
Single Handle Ceramic Cartridge for Glacier Bay & Allen + Roth RP20124 - Image 4
Single Handle Ceramic Cartridge for Glacier Bay & Allen + Roth RP20124 - Image 5

chat iconWHAT OUR CUSTOMERS SAY…

“Really great experience getting parts for my 30-year old frost free silcocks. They not only had the parts available, but they were shipped within a couple of hours. Great job, thank you! ”
-Phil R
02/08/2026

$84.07

 

The RP20124 is a single-handle ceramic cartridge used in various Peerless, Glacier Bay, and Allen + Roth faucets. It is a replacement part used to fix leaks or restore proper function to a single-handle tub and shower faucet.

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

Single Handle Ceramic Cartridge for Glacier Bay & Allen + Roth

 

RP20124

 

  • It is a replacement cartridge for single-handle tub and shower faucets. Replacing the cartridge is a common DIY fix for leaky faucets, which can save water and energy.
  • 4 1/4″ length
  • 40 MM Diameter

 

The new tan cartridge replaces the old red & black cartridge.

 

 

 

Customer submitted images. 

 

Common questions about this product

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

Yes, this aftermarket part will replace your OEM 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.

 

 

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

Yes, this is the OEM recommended part.

chat iconWHAT OUR CUSTOMERS SAY…

“After I tried several different stores to find the part I needed, the man at Noel's front desk took one look at my broken faucet stem and brought me the correct replacement. No more leaks! ”
-Taylor C.
04/21/2023