The In-Line Check Valve has low pressure drop and provides ease of installation with 2” spigot by 1.5” socket slip connections. This product has a serviceable check valve cartridge; simply remove one threaded rod and slide out the sight glass and valve cartridge. Two removable stoppers are supplied with the 2 & 3 port valves which can be installed to preset the stopping position when the valve is used manually. The stops should be removed and discarded when installing a motorized actuator. The valves are provided with a removable handle to enable the installing of industry standard motorized actuators.