Quote:
Originally Posted by jyl
When a house burns, plastic or PEX water supply pipes melt, releasing water pressure. Or the water in copper or steel pipes boils and steam pressure ruptures a pipe or fitting or fixture, releasing water pressure. So as more houses burn, the water pressure goes down.
Water pressure or no, firefighters can’t do much to stop a big Santa Ana-driven wildfire charging out of the canyons and barreling to the ocean.
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One would think that in a region at such high risk for these events, pressure sensitive check valves would be required by state building codes.