F1807 - uses PEX insert fittings that are crimped in place, using a copper crimp ring, a stainless ring with ears (Oetiker) or a stainless sleeve. Also, the fittings are available in both lead free brass and poly (PPSU). This method can be used on all PEX tubing types (A, B or C)
3/4 PEX COUPLING - LEAD FREE
China Factory Avonflow Pex Fitting Brass Male Adapter F1807 X Mip Lead Free North American - China Pex Fitting, North American
Tribal Mfg. Part # F88E88 - Tribal Mfg. Adapter, 1 In. X 1 In. Male Npt, Pex-A, Lead Free - Pex Adapters - Home Depot Pro
Uponor LF4523030 Male Adapter
Lead free F1960 expansion PEX fittings are for use with PEX-a and PEX-c tubing. PEX F1960 Cold Expansion connections are performed using either a
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LF Brass 1-1/2 PEX A EXP x 1-1/2 MIP Male Adapter ASTM F1960
LF Brass 1-1/4 PEX A EXP x 1-1/4 FIP Female Adapter F1960
247Garden 1 Expansion PEX x 1 NPT Male Adapter (NSF Lead Free Brass F1960)
Pack of 2) EFIELD PEX FEMALE THREADED NPT ELBOW ADAPTER BRASS CRIMP F