Keg King Non Return Valves

[Silvern]

Has anyone got one of the keg king non-return valves? the black, silver and red ones?

Trying to work out which end the line from regulator should go in. If any one has a picture, that would be great

 

[dr K]

Has anyone got one of the keg king non-return valves? the black, silver and red ones?

Trying to work out which end the line from regulator should go in. If any one has a picture, that would be great

Black is in Red is out

 

[Silvern]

Black is in Red is out

Legend! thanks!