K
Kelso1967
Hi guys,
I'm looking for some advice with How these valves work.
i know that they have a horseshoe which turns over the port that is to be closed, but how does it seal that port?
many thanks
I'm looking for some advice with How these valves work.
i know that they have a horseshoe which turns over the port that is to be closed, but how does it seal that port?
many thanks