Walk into the basement of an 1880s home near Main Street in Romeo and you're usually looking at two eras at once. The piping and radiators are original. The boiler came later, often during the coal-to-gas conversion of the 1940s and 1950s, and sometimes it has been replaced again since. Most of what we diagnose here happens where those two eras meet.
The common complaint is banging. First thing we do is read the pressure gauge and the pressuretrol, and on plenty of Romeo calls it's set far higher than a house needs. Then we put a level on the steam mains. Old pipe hangers rust and let a main sag, and a sag holds water that steam slams into on every cycle.
Next we look at the near-boiler piping. When the boiler was swapped, the installer often tied it into the old mains without following the manufacturer's piping diagram. A short header or a missing equalizer sends wet steam into the system, and wet steam bangs. We check the water too: oily or dirty water surges and carries over into the pipes.
The fix is usually a mix: re-pitch the sagging runs, clean up the venting, skim the boiler and drop the pressure. We tell the homeowner which pieces matter most and write the estimate before any work. Old Romeo piping is worth keeping. It was built well. It just needs the right pitch and the right pressure to run quiet.