Shop plumbing supply and more, including PVC, copper, and PEX, plus faucets, drains

https://www.scribd.com/document/940436199/Refrigeration-Supply-House-Choosing-the-Right-Refrigerant-and-Gauges-191666

Shop plumbing supply and more, including PVC, copper, and PEX, plus faucets, drains, and accessories to complete any repair or install.