Service unit combination MSB4-1/4:C3J4-WP Comprising manual on-off valve, filter regulator, wall mounting plate. Maximum output pressure 12 bar, 5 æm filter, with pressure gauge, lockable regulator head, plastic bowl with plastic bowl guard, fully automatic condensate drain, flow direction from left to right. Size=4, Series=MS, Actuator lock=(* Rotary knob with lock, * with accessories, lockable), Assembly position=Vertical +/- 5ø, Grade of filtration=5 æm