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|The 637WP20 from Sioux Chief is a 1/2” PEX x 1/2” Female Threaded Swivel Adapter, Poly. This item allows to transition from PEX-A tubing to male threaded pipe/outlet using PEX expansion method. Compatible with all brands of PEX-A tubing.
•Direct replacement for Uponor ProPEX style expansion fittings.
•Fully compatible with Uponor hePEX and AquaPEX series PEX-A tubing and ProPEX connection system.
•Approved for potable water use.
•Manufactured to ASTM F1960.
•NSF certified for US and Canada.
•Made in the USA.