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)
F1807 PEX Brass Male Adapter - NPT (DZR) (Lead Free)
Thrifco 7910074 3/4 Inch x 1/2 Inch Brass Adapter F1807 x FPT Lead
LEAD FREE Brass - AB 1953 Law Compliant
3/4 PEX x 3/4 Male NPT Thread Crimp Fittings
1 PIECE 1 PEX X 3/4 FEMALE NPT ADAPTER, LEAD FREE BRASS CRIMP
in Pipe Fittings.
LTWFITTING Lead Free Brass 3/4-Inch PEX x 1/2-Inch Female NPT Adapter, Brass Crimp PEX Fitting (Pack of 25)
Waterline Solid Brass Female Sweat Adapter for PEX Pipe, 3/4 x 3/4
RWC / Sharkbite UC134LFA 3/4 PEX Hose Barb x 3/4 Male NPT Lead
Brass Barb Pex Pipe Insert Adapter, Lead-Free, 3/4 In. MPT, 25-Pk
LTWFITTING Lead Free Brass PEX Adapter Fitting 3/4 PEX x 1/2
Sharkbite UC088LFA Hose to Pipe Adapter, 3/4 Inch Pex Barb By