In a message dated 5/8/99 11:18:03 AM Pacific Daylight Time, djwarren@usit.net writes: > When we built a house in California, it was standard to put a pressure > reducer in the line to the house lest the force do real damage. Reason was > that this had been a rural area using a lot of water for groves and the > pressure was designed for mass delivery. Worked fine for the avocado trees > and no real problem for the house as long as the house plumbing addressed > the problem. > > Donna, Tennessee I am in CA. And without a reducer you cannot use drip often. They do blow apart. And valves do not last long at a high PSI even if you can get a standard system up and running. SO the PRV is pretty standard. taree