John Guest push-to-connect technology provides a simple, reliable, leak-free connection. They are manufactured from white polypropylene and equipped with EPDM O-rings and can be used with plastic or soft copper tubing
Lead-free, corrosion free, non-toxic and more chemically resistant than other plastics

Possible applications include: reverse osmosis systems, ice makers, home/office coffee and 

• Fittings: 3/8" Stem X 3/8" Quick Connect
• NSF Certified
• Made of FDA compliant materials
• Applications include: reverse osmosis systems, ice makers, home/office coffee and beverage dispensing equipment, hydroponics and aquarium/aquatics
• Not for compressed air or vacuum applications