Three contracts for water rehabilitation services passed at a March 27 Round Rock City Council meeting, furthering work on ...
What Is a Water Heater Drain Valve? Tank-style water heaters (not on-demand ones) store water in a glass-lined steel tank.
The pressure was so high that relief valves on water heaters blew off, as well as causing other plumping issues. The high pressure was the result of a plugged valve in the Woodhaven tank.