Size		Working  pressure
1/2" x 20 m		10 bar (150psi)
1/2" x 30 m		10 bar (150psi)
1/2" x 50 m		10 bar (150psi)
3/4" x 30 m		10 bar (150psi)
3/4" x 50 m		10 bar (150psi)
1"  x 30 m		10 bar (150psi)