If your home's water pressure is reading 80 PSI, your system is operating at the absolute maximum code limit, and you should take steps to lower it to prevent plumbing damage. While 80 PSI is technically legal in many jurisdictions, it places heavy, continuous strain on water heater tanks, appliance hoses, and faucet seals, heightening the risk of sudden leaks. Verification: Adjust your main pressure reducing valve (PRV) counterclockwise to lower the system pressure down to a safer, optimal 50 to 60 PSI range.
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