35 Series White Plastic Reducing Union (1/2″ CTS x 1/4″ CTS) (3515R1004) by SeaTech®. Sea Tech 35 Series products are designed and manufactured to be trouble free for many years of service life. 35 Series products are designed and manufactured in Polysulfone, a high performance thermal plastic material. The majority of 35 Series products are approved and certifi ed to NSF-61, NSF-14, CSA B137.5, ASTM F877, and IAPMO ASSE 1061-2006 and to the Uniform Plumbing Code (U.P. Code). 35 Series products are available in standard imperial inch sizes and interconnect with all Sea Tech 24 Series fittings. The Sea Tech quick connect design allows for quick and easy connections without installation tools. Simply cut the plastic, copper or CPVC piping and snap a Sea ech fitting in place for a zero-leak connection.
California Residents
WARNING Cancer and Reproductive Harm.
Before You Order
Verify part number 3515R1004 exactly Match the listed product details to the part you are replacing before ordering. Compare dimensions, specifications and fitment information with your RV or component.
Frequently Asked Questions
What part number should I verify before ordering?
Verify 3515R1004 on your existing part, documentation or equipment label before ordering.
How should I confirm this part fits?
Compare the listed part number, dimensions, specifications and fitment details with your existing component. Do not rely on appearance alone.




