The general rule of thumb is that you need between 30 and 60 BTUs per square foot, depending on your climate.
What size furnace do I need for 2000 sq ft house?
For a 2,000 Sq. ft. home, you will need to install a 60,000 – 80,000 BTU furnace.
How many BTU furnace do I need for a 2000 square foot house?
An average 2,000-square foot home will need between 80,000 and 115,000 BTUs to heat efficiently. Need a new furnace? Call a top-rated pro.
How many square feet will a 80000 BTU furnace heat?
Furnace and Air Conditioner size for a Detached 2-story House
| Detached House square footage * | Furnace Output [BTU/hr] | |
|---|---|---|
| 2500 to 3500 sq ft | up to 65,000 BTU/hr | up to 80,000 BTU/hr |
| 3500 to 4500 sq ft | up to 80,000 BTU/hr | up to 100,000 BTU/hr |
| *The above square footages do not include the area of the basement |
How many square feet does a 100000 BTU furnace cover?
Determining the Square Footage
In colder climates, you’ll want a furnace that generates 40 to 45 BTUs per square foot. At this amount, you’ll need 100,000-112,500 BTU furnace to heat a home of 2,500 square feet.
Is it better to undersize or oversize a furnace?
Even a slightly undersized furnace will accomplish the job the majority of the time. Taking things down a few sizes will more than likely solve some of your common heating problems like too high of a utility bill while half of your house is blazing and the other half is an icebox.
What size of furnace do I need in Canada?
The general rule of thumb is that you need between 30 and 60 BTUs per square foot, depending on your climate. Climate zones can help you determine how many BTUs per square foot you need.
What happens if a furnace is undersized?
Undersized Furnace
Buying a furnace that is too small for your house can lead to poor heating, which in turn will cause you to use more energy. This wastes money and causes your monthly bills to go up. Furnaces that are too small don’t run enough to keep your house warm at a comfortable level.
How many square feet does a 3-ton furnace heat?
1,500 square feet
A quality 3-ton heat pump can effectively heat or cool an average area of 1,500 square feet but will be too large for smaller spaces. It’s essential to work with an experienced HVAC professional when sizing a heat pump, so you don’t spend more than you need.
How many square feet does a 3-ton furnace cover?
3-ton is equal to 36,000 BTU. If you apply the 20 BTU per sq ft rule of thumb, you can see that a 3-ton air conditioner cools about 1,800 square feet spaces.
How much HVAC do I need for 2000 square feet?
If your home is 2000 square feet, you can calculate your HVAC needs the same as you would for a 1600 square foot home. Assuming one ton of cooling capacity can cool 400 square feet of your home, you’ll need about 5.0 tons of air conditioning capacity. Multiply this by 12,000 BTUs, and you’ll get 60,000 BTUs.
Can a furnace be too big for a house?
A furnace that’s too big for your home can cause temperature inconsistencies. Even large furnaces may struggle with keeping the desired temperature in your home. You will notice that some rooms aren’t as warmer as the other rooms.
What should I replace my furnace with?
You may also want to consider switching from a furnace to another heating source such as boilers, heat pumps, or ductless mini-split systems to save money on your utility bills.
Do you count the basement when sizing a furnace?
Basement
Your new furnace should have enough heating capacity to meet your current and future heating needs once you update your basement. If your basement is finished, that space needs to be included in your square footage calculation, even if you rarely use the space.
How big of a furnace do I need for a 2200 sq ft house?
Chart For Furnace Tonnages And BTUs For 500 – 3,000 Sq Ft Houses
| House Size (Sq Ft): | Furnace Size (in BTUs): |
|---|---|
| 1900 sq ft home | 85,500 BTU furnace |
| 2000 sq ft home | 90,000 BTU furnace |
| 2100 sq ft home | 94,500 BTU furnace |
| 2200 sq ft home | 99,000 BTU furnace |
Is a higher BTU furnace better?
A heater with a higher BTU rating is more powerful — that is, it has a higher heat output — than one with a low BTU rating. It can do more to raise the temperature in your room each hour, so you can either heat a room more quickly or heat a larger space.
What is better 1 stage or 2 stage furnace?
If your home contains two or more levels, a two-stage furnace will be able to warm it much more evenly than a single-stage furnace–and for less money. If you plan to stay in your home long-term and are suffering from high heating costs, you’ll have the opportunity to reap the benefits of this updated furnace design.
Is a high efficiency furnace worth the extra money?
There are many reasons why high-efficiency furnaces are worth the money. High-efficiency furnaces cost more at first, but you will see significant savings in utility bills and an increase in your home’s comfort. A high-efficiency gas furnace is often called a condensing furnace.
Is upgrading furnace worth it?
Investing in an energy-efficient furnace replacement to save on your heating bills in the long term is a wise choice. Heat pumps can heat and cool your home, help with indoor air quality, and save money on your energy bills with a high-efficiency system.
What’s the difference between an 80% and a 92% furnace?
A furnace with 80% AFUE will use 80% of its energy on heating the home and waste 20%, while furnace with a 90% AFUE or higher will only waste 10% energy or even less with some high-end models. Older furnaces and furnaces that are set up in vented areas typically have a lower AFUE % than their more modern counterparts.
How do I choose a furnace in Canada?
We generally recommend opting for an ENERGY STAR furnace if possible.
- Bottom Line: Opt for at least a two-stage model, with at least a 92-95% efficiency rating.
- Bottom Line: Focus on choosing a unit with good warranty coverage, and have it installed by a reputable contractor.