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Cost may vary depends on the house size, accessibility, the amount of work involved in duct reworking, disconnecting/connecting gas electricity. Normally, it's better to replace AC/coil/Furnace all together, since a new furnace may not be compatible with old indoor blower /evaporator coil.
Air return duct and filter grille size is dictated by the size of the unit (CFM) not the size of the house.
a 4 ton unit
Use the square footage of your house, and the size of your roof should be about the same. Be carefull not to include the yard in the footage or anything that is not covered by the roof, then divide the number by the number of stories your house is.
How tall a stairway should be depends on how tall your house is. They can vary in size because they depend on how tall your house is. Stair railing on a stairway should not be more than 34 inches and no less than 30 inches.
The size of the furnace depends on the square footage of the house you are heating.
1200 foot propane furnace what size do i need
Meet with your installer to determine the capacity of your new furnace. The furnace capacity should be matched with the size of the house. You want to get a furnace that heats a house without overheating the home. Because your furnace will be newer, it will take less energy to heat your home.
1'ooo,ooo btu effin furnace outta do the job..your welcome
60000
Florida or North Dakota?
Miami or Toronto? It matters.
I furnace was installed when the house was built in the 60's. The furnace has a wire basket, which I have to by the filter, cut to size and replace. My question can I use a regular air filtr for my furnace.
measure the square footage of your house when you go to purchase your furnace. Then they can change that figure to BTU's.
how big of a gas furnace do I need for a 2 story 2300 square foot house in northwest ohio
A 60,000 BTU/hr. furnace will heat a 1400 square foot house. However, the average daily temperature, house insulation and other factors will have to be considered before making a final decision.
You take the size of your home in square feet and times it by how many rooms you have. A 70,000 BTU furnace will heat a house 1600 square feet.