Posted by Greg Coffin [67.176.56.44] on Wednesday, September 23, 2015 at 16:32:56 :
In Reply to: Re: Safety Check Valves posted by Willy-N [72.171.192.62] on Wednesday, September 23, 2015 at 13:41:22 :
These are non-adjustable, and only activate if there is a sudden high volume rush. Otherwise they are unnoticeable.
I found them - Bridon Load Control valves. It's a check valve with a relief circuit in the down direction.
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