SSV6 - quick acting valve
The WITT  SSV6 quick acting valve was specially designed to drain oil manually from a refrigeration system. It always must be used in combination with an inlet isolating stop valve! 

ssv6.jpg

Please always wear appropriate safety clothing when working on refrigeration systems and when draining oil!
Valves
ventile.jpg WITT valves
Stop valves EA from DN10 to DN100
Stop/non-return valves ERA from DN32 to DN80
Stop valves with pump suction filter KS-EA 40 and 50