Quoted for new water heater installation, washerbox, replacement of front hose Bibb, customer wanted a flush of the heater, was over 6 yrs since install, informed customer of the dangers of flushing out heater of the sedimaye flushing into the fixtures. Informed homeowner no warranty for the flush and not liable for any issues with fixtures after flushing heater. Homeowner wanted flush heater, replace washerbox, and install new front hosebibb. Flushed heater, drained house, installed washerbox and front hose Bibb, cut Sheetrock and took door off hinges to move washer out of way for the washer box, installed fixtures, pressurized house, purged lines, tested fixtures, tagged valves, no issues with any fixture, no leaks.