Met Vandel and proceeded to perform PTU on a oil fired furnace. I replaced the oil tank filter along with the pump strainer. I removed the gun assembly, degreased, and scrubbed clean. I replaced the nozzle with a 75/80B. I reassembled the gun assembly, restored power to the unit and bled the oil lines. I turned up the thermostat and observed the furnace fire, run, cycle and reach temperature. The furnace is operating as it should. Vander complained of insufficient heat throughout the home coming out of the registers. I could easily see the issues. The entire ductwork system needs replacement. There are too many long 6” branches coming off the main trunk…. With too many elbows in the runs. I took pictures to document and properly price out the job for rectification. Third, I performed a plumbing PTU. The kitchen sink basin has NO shut offs. Master bathroom needs a new toilet, the Aerators in both bathrooms are clogged. Drains are all good throughout the home. The well tank although