New technological advances however have improved their efficiency by as much as 100 percent.
Most efficient heating system new england.
Gas boilers are only 90 efficient.
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If you are contemplating spending 600 000 on a new house you might go the custom designed custom built route or try one of new england s energy efficient modular design build firms.
Many years ago heat pumps weren t particularly efficient.
For example a new high efficiency furnace with a 94 percent efficiency rating provides 94 cents worth of heat from every energy dollar.
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These ratings are from the energy star most efficient heat pump list.
Heat pumps from the 1980s and 1990s have a bad reputation for leaving home and business owners shivering when it dropped below freezing.
The larger the number the more efficient the unit.
This is significant but many other factors come into play for choosing the most economical system.
Most new heat pumps vary from 8 2 to about 12 hspf.
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Today s most efficient geothermal heat pumps have efficiency ratings of more than 35 eer for closed loop systems and more than 45 eer for open loop systems.
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Bryant 987m evolution system series with evolution control.
Electric baseboard forced air systems furnace or heat pump and hydronic heating systems fin tube baseboard radiators and or radiant in floor systems.
The evolution system 987m furnace has a new modulating gas valve that matches heating output to the home s heating needs to provide precise heating power for maximum comfort.
You should look for efficient electric heating systems with hspfs in the range of 8 to 10 and seers.
An hspf of 10 is approximately equal to 290 percent efficient for every kilowatt hour kwh of electricity you buy you get almost 3 kwh of heat delivered to your house.
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Without diving into the many details of each system type your choices are for the most part as follows.
So the most efficient heating system is electric.
Take care of your heating systems.
As a reminder hydronic systems use hot water from a boiler to heat your home.
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The higher the afue rating the more efficient the heating system and the less energy needed to heat your home.
New cold climate air source heat pumps can provide efficient heating throughout a new england winter while still providing air conditioning in the summer.
The first complication is the fact electric radiators are 100 efficient when transferring electrical energy to heat.