Two O-rings on the fitting insert,three annular grooves on the three step labyrinth stuucture insert,perfect sealing performance

1.Two O -rings placed on the fitting insert.

2.Three annular grooves on the three-step-labyrinth structure inset.

3.Perfect sealing performance.

High quality sealing material:

The material of F5 fitting O-ring is EPDM,which has excellent specialty of anti-aging ,well-rebound and long lifetime performance. It ensures no leaking in the piping system for long-term use.

brass press fittings