“Brands like Trane, Carrier and Lennox offer comprehensive ... you must determine the required Btu output. Btu (British thermal units)… HVAC Aug. 14 Electric furnace vs. gas furnace: Which ...

The two most important qualities of a furnace when determining its size are its heat output and efficiency. BTUs (Heat Output) To heat a home, 30 to 60 BTUs are required per square foot.

Looking for the most efficient HVAC system? Check out our guide, which details the different types of systems and the best for different homes and climates.

The size of the furnace you need mostly depends on your home’s square footage, insulation levels, and climate. Here is a simple way to estimate the required BTU output: Calculate the square ...

Your AC system’s power, or tonnage — measured in British thermal units (Btu) — will affect the cost of replacement evaporator ...

Regular maintenance is more important than you think. Use it to your advantage and save on HVAC costs in the long run. Alexandra Jones is a CNET contributor who writes about food, farming ...

Q: I turned on my furnace for the first time this year, and it made the whole house smell musty. I checked the filter and found it caked with dust, so I replaced it with a new filter, and the ...

You need heat, but you don't really need that much of a BTU output. So that definitely uses less gas.” Rebellon worked with Brandon Farr of Farr Mechanical to replace his old gas furnace. Farr is an ...

Since building the first riveted steel furnace in 1895, Lennox has been a major name in heating and HVAC services. Like Carrier, Lennox today has its own Healthy Climate Solutions program that ...

HVAC efficiency is measured by SEER rating, which stands for Seasonal Energy Efficiency Ratio. “A SEER rating is the ratio developed when the cooling output of the system over an average cooling ...

When buying a furnace, you want one that's the right size. Buying one too big or too small wastes energy and can lead to costly maintenance projects. Precise calculations are best left to ...