Upgrading your furnace or boiler from 56 to 90 efficiency in an average cold climate house will save 1 5 tons of carbon dioxide emissions each year if you heat with gas or 2 5 tons if you heat with oil.
High efficiency duct furnace.
Duct furnaces modine s gas fired duct furnaces are designed for both indoor and outdoor installations.
In this type of furnace 20 of the energy produced by natural gas is expelled as exhaust.
Duct furnaces separate their combustion air form the air in the heated space.
Power vented furnaces with a balanced flue design ensure complete combustion at all operating conditions.
Primary applications are for building heating cooling and make up air systems.
Mrcool 70 000 btu 95 afue upflow horizontal multi speed low nox gas furnace with 17 5 in.
A standard efficiency furnace provides 80 annual fuel utilization efficiency afue.
It moves the air with a circulating fan.
Energy efficiency upgrades and a new high efficiency heating system can often cut your fuel bills and your furnace s pollution output in half.
Both models offer high effciencies that achieve annual fuel savings of up to 25 over conventional duct furnaces.
Hastings hvac has a full line of high efficiency industrial duct furnaces for indoor and outdoor installations.
The qved bottom burner access with ceiling mount and qves side access non combustible floor mounted are power vented indoor duct furnaces.
High efficiency furnaces offer 90 or more afue.
The hastings istd indirect gas fired duct furnace high efficiency tubular design heat exchanger has a wide range of mbh inputs from 100 mbh to 400 mbh with an output efficiency rating of 80 with selected airflows required to meet selected application.
Hastings duct furnaces feature our patented airfoil shaped heat exchanger with horizontal radiation.
And it has a gas burner with electronic ignition although condensing furnaces may have more electronic controls.
High efficiency furnaces these furnaces are also known as 90 percent furnaces because they have an afue rating of 90.
Like a conventional furnace it takes in cold air from the house and runs it through an air filter.
While the condensing furnace is different in its design and repair needs it does have some similarities to a conventional furnace.
How a high efficiency condensing furnace differs.