3 ms·
> their quote was around 2.5x the costs of "put another boiler in", such that the payback period would be "literally never". Doesn't that depend on the costs o
by ableal 4y ago
> their quote was around 2.5x the costs of "put another boiler in", such that the payback period would be "literally never".
Doesn't that depend on the costs of both energy sources?
Last year I made a similar choice, albeit at smaller scale, just for one water heater. Picked an electric heater with heat pump, also cost 2.5x more than plain electric, but 1/3 the energy cost. It will take a few years to pay back ...
- sokoloff 4y ago> Doesn't that depend on the costs of both energy sources? Yes, it depends on the costs and efficiencies of the competing energy sources, the difference in capex, the annual building heat load, the projected lifespan of each source, annual maintenance costs, and the interest rate.