A seven-year-old 50-gallon gas unit was rumbling loudly and delivering roughly half its former hot water capacity. The homeowner had been quoted for a full replacement by another contractor.
Full drain and power flush removed a substantial sediment layer. We tested the burner and thermostat, both sound, and installed a point-of-entry sediment filter.
Capacity and quiet operation restored on a tank that had years left. Annual flushing is now on the schedule.