Guys, I just wanted to say thanks and let you know that your advice worked. I installed a pottable water thermal expansion tank according to the manufacturer's instructions and now I have a steady, consistant pressure of 40 PSI on my outdoor faucet--down from the 120 PSI reading that I was...
I just measured 120 psi on the outdoor faucet located just above the water service entry point to my home. I then removed the water guage and opened the faucet for a few seconds and tested the pressure again. This time it read 40 psi. The house is in Texas, in a rural area, but it is city or...