90,000 Btu input X .93 efficiency 83,700 Btu actual output . Compare the prices of a mini-split to other HVAC systems. (Dehumidifer Sizing Chart), How Does A Dehumidifier Work? Note: Square footages do not include the area of the basement. The variation is due to the wider range of the way our homes are built. However, the reality is that if you get a mini split heat pump DESIGNED for cold weather, it will heat your space in a way that will surprise you – you will be very warm and happy! You only need to know two things; your home square footage and the climate zone you’re in. Otherwise, you may end up with a system that is too big or too small. For example, if a furnace has a listed input rating of 90,000 Btu's and an efficiency rating of 80%, it will produce 90,000 Btu input X.80 efficiency Learn how much it costs to install a ductless mini-split heating and cooling system in your home. If you leave all settings as default, and only change the Region from 1 to 5 and back, you will see a huge change in Cooling/Heating BTU load. Everything You Need to Know About Hybrid Heat, Furnace Flame Sensor 101: What You Need to Know. In that case, your average Ceiling Height is 10 ft: However, due to massive efficiency difference, a ductless system will quickly cover the initial out of pocket cost difference, by saving an average of 40% in operating costs! And most higher-end Mini Split units will have a much higher heating capacity! However, the upgrade was finally approved and is working very efficiently to this day. ft. home size (US average for existing single-family homes) to provide our cost estimates. 60,000 BTU/hr. We also recommend that IF you plan to use the results of this heat load calculation for making your purchasing decisions, you SHOULD verify the results with this long-form Manual J online estimator. Calculating your expected furnace capacity is a great idea while you’re shopping around and comparing prices and manufacturers. If you’d like to get a rough idea of your heating needs there are some rule-of-thumb numbers you can use. Give us a call today 602.349.6922. You will also be paying too much in operating costs (be it gas, electric or oil) going forward. Calculate water velocity using flow rate and diameter of the pipe, plus learn the formula to calculate velocity along with examples. Step 3 (Rooms / Zones): Enter number of Rooms/Zones where you want a new Heating/Cooling system installed. If you are unsure which type of heating or cooling system to install in your house, get 3-4 free estimates from local HVAC pros. However these same units can also HEAT! The heat load estimate is based on your climate region, total square footage, number of rooms or zones you want, ceiling height, insulation type, number of windows and doors. If you plan to use a Central AC + Air Furnace (ducted) system, or a central boiler for heating, the number of zones is not very important in terms of estimating heat load. Calculating your basic heating needs is pretty straightforward. 2 ton. MASSIVE UPDATE (June 24, 2020): We’ve released an extensive update to the calculator, which took over 150 hours of development time and is now over 900 lines of code! We need two data points: We input both of these data points in the calculator. An example you can reference: If a furnace is listed with an input rating of 100,000 BTU's and an efficiency rating of 80%, it would produce: 100,000 Btu input Here are typical prices for Central Air (Central AC + Hot Air Furnace), Hot Water Boilers, or Mini-Split Ductless systems. This HVAC Load Calculator quickly estimates the size of your heating and cooling system in BTU's. Next, if you need to calculate the output you need on a gas furnace, simply multiply its efficiency by its listed input rating for the BTU output of heat. Furnace BTU Calculator (Input Square Footage And Climate Zone), What Size Furnace Do I Need For A 1000 Sq Ft House? This value is most useful for figuring out which type of Ductless Mini-Split system to use. If a furnace or air conditioner is sized too small it will run constantly and not be able to comfortably heat or cool the space.