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Posted by Pete C. on November 17, 2007, 6:39 pm
Edwin Pawlowski wrote:
>
> > For obvious reasons, we are thinking of switching from oil to natural gas
> > to fire the furnace for our steam radiator system in a six-unit coop
> > apartment building.
> >
> > The furnace is fairly new. The question is, would we have to replace the
> > entire furnace, or could we simply convert the existing one for use with
> > gas?
>
> Depends. First of all, you don't have a furnace. Furnaces heat air. Boilers
> heat water or make steam. Since you state you have steam heat, it is safe
> to assume you have a boiler.
>
> Boilers consists of two main sections. The burner and the heating chamber.
> Most can be had from the factory with a choice of fuels or even dual fueled.
> There is a very good chance you can convert to gas simply by changing
> burners, installing the proper piping for the gas, then remove the oil tank.
>
> For more details and cost estimates, call you boiler dealer.
If the is a single boiler that serves a building with six apartments, I
expect it's a commercial sized unit. If so I would strongly recommend
replacing the burner with a dual fuel unit as opposed to a gas only
unit. Cost difference will be small and you don't lock yourself into
either fuel.
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