Unions and plugs made of extruded brass (CLA 360).
Elbows and tees made of forged brass (CLA 377).
Adequate to be used wilh tubes made of nylon, polythylene, annealed soft copper and solf aluminum tubes. Sealed with o-rings made of Nitrile Buna. Ipon order these connectors may be mounted with EPDM, Viton, Silicone, etc.
No tools required just push the tube inside the connector. To release hold the milled sleeve and pull the tube. These connectors have no plastic parts and the stroger the traction of the tubing the better for mounting.