The heavy duty brass NOM 1 inch PEX B Crimp x 1 inch female SWT lead free brass fitting creates a copper soldered pipe connection with a PEX pipe. 

[QUALITY] This heavy-duty durable adapter is made with lead free corrosion resistant brass. The brass fitting is machined with high precision ensuring your connections can be easily connected and leak free for years to come. 

[EASY and QUICK INSTALLATION] In just seconds create a strong reliable water tight seal using a pex tool to crimp a PEX ring onto the barbed PEX end. Compatible with copper crimp and stainless steel clamp rings (PEX rings are not included). Solder the sweat end onto copper pipe.

[FUNCTION] This fitting is used to create a connection with a copper pipe and PEX pipe for usage in potable and non-potable plumbing and water distribution systems.

[VERSATILE] Adaptable for any commercial, industrial or residential application, whether new or retrofit, this PEX x MIP fitting can be used for potable water (sink, shower, washer, etc), HVAC, underground, and multiple plumbing purposes as allowed by local code.

[CERTIFIED] ASTM F1807, UPC, NSF, PB