Discuss what's this valve? in the Plumbing Jobs | The Job-board area at PlumbersForums.net
Meter reading digits are under the black flap.Possibly ! ! in line shock arrestor , as cant see any dials for it to be meter
just in case theres an arguement here, its a meter for water usage
Now you're having a laugh ! ! Mountainman
Reply to what's this valve? in the Plumbing Jobs | The Job-board area at PlumbersForums.net