#1 · KENT
Water heater repair covers failed elements, thermostats, gas valves, pilot issues, and sediment problems on tank and tankless units. The repair-or-replace math is mostly about age: under 8 years usually repair, over 10 usually replace.
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If the tank itself is leaking, no — tanks aren't repairable, and it will get worse. If it's a valve or fitting leaking, that's a cheap fix. A pro can tell in minutes; don't wait, tank failures flood.
Roughly $1,800–$3,500 installed for a standard tank in Western Washington; tankless conversions and heat-pump units run higher. See our water heater cost guide for the full breakdown.
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