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Apr 16, 2026 - 10:25 AM
View all Returns & Inlets Questions & Answers
We’ve provided several answers to questions related to CMP Gray 1.5" x 2" Socket x Spigot 1.5" Fiberglass Wall Return Fitting With Nut & Gasket, 25523-501-100 , see some other helpful Q&A related to this product.
Question: What is the FIP size on this wall return fitting?
Answer: The fitting has a 1.5-inch FIP (Female Iron Pipe) connection. FIP refers to a threaded connection that accepts a male threaded pipe, offering a tight and reliable seal that is important for preventing leaks in cmp wall fittings.
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