Sigma Thermostatic Extension Set (4-1/2" Threaded Tube and 5" Square Tube) 18.30.216
Sigma Thermostatic Extension Set (2-3/8" Threaded Tube and 3" Square Tube) 18.12.069
Sigma Faucet Parts is the official factory-authorized agent and nationwide specialist on Sigma faucet parts.
We carry thousands of Sigma faucet parts. Our website only has some of the parts that we offer. We can help you find the parts that you need.
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