Replacing a tankless in Belmont
A tankless that has failed is not automatically a tankless that needs replacing. Heat exchangers commonly carry twelve to fifteen year cover while the rest of the unit carries around five, and the exchanger is the most common terminal failure. We run the serial and check the warranty before quoting you for a new unit, because the part is frequently covered even when the labour is not.
Where a replacement is genuinely warranted, the second unit is usually a much simpler job than the first was: the gas line, the venting and the condensate route already exist and were sized once. In Belmont the permit goes through the City of Belmont for zoning, then Gaston County for the building permit, and a like-for-like swap in the same location is a considerably lighter permit question than the original conversion was.
Nearly twenty textile mills were built in Belmont up to 1930, and the mill villages that housed their workers are still standing and still lived in. Those are small, older houses with small, older utility spaces, and they sit alongside a wave of newer riverside and infill building that has arrived in the last fifteen years. The two need different conversations: the mill houses are usually a question of what will physically fit and what the wiring will carry, the newer builds are a straight repair-or-replace decision.

What Belmont itself changes
Where the heaters sit
Utility room, closet and crawlspace through the mill villages, where the space around the heater is often just large enough for the heater that is in it. Garage in the newer building. If you are replacing in a mill house, the size of the doorway matters as much as the size of the tank.
The pipe era
The mill-village stock is where galvanised supply is most likely to still be in service in Belmont, and it restricts hot and cold together. Newer riverside building is copper or PEX.