We are proud to offer Econar geothermal heat pumps, Apricus evacuated tube solar collectors, Baxi modulating condensing boilers, Navien tankless water heaters. These are just a few of the options we have to offer.
Natural gas is metered in therms, a therm is 100,000 Btu's
It costs $2.30 per therm of heat energy produced with natural gas @ $1.50 per therm, plus transmission fees and a 90% efficient boiler.
A gallon of propane burned @ 100% efficiency will give you 92,000 Btu's. It costs $2.39 per therm of heat energy produced with propane at $2.00 a gallon and a 90% efficient boiler.
With a geothermal heat pump, It costs $.75 per therm of heat energy produced, with electricity @ .099 cents per kw.