The BTU (British Thermal Unit) is a standard measure used for rating the energy output of appliances (such as heating and cooling systems) and for measuring energy consumption. One BTU is equal to the energy needed to increase the temperature of one pound of water by one degree Fahrenheit. ...
Calculate how many BTUs you need to heat a room or even a house with a wood-burning, pellet or gas fireplace, insert or stove. This BTU Calculator...
If you already know the basics of CFM (Cubic Feet per Minute) and ACH (Air Changes per Hour) and just want to find out what’s needed for your home, skip to the Pick HVAC CFM Calculator. This tool will help you determine the CFM needed based on the ACH your space requires. It’s...
How To Calculate CFM For A Room? (Solved Example) Let’s say we have a big 1,000 sq ft room with standard 8 ft high ceiling. We want to calculate the CFM of a fan that will exchange all the air in such a room every 15 minutes (ACH = 4). We can use calculate fan CFM in t...
According to The U.S. Department Of Energy recommendation for the size of room air conditioners: “…an air conditioner generally needs 20 BTU for each square foot of living space.” Based on room size, ceiling height, and other conditions, you can calculate how many BTU air conditioner you...
I have an open drum filled with water, 100lt and heating with a LP gas burner. How do I calculate the BTU hr heating the water to say 100 C I need a safety tilting valve to cut off the gas flow...
Measure building heat loss: This article explains how to insulate a building and how much insulation is needed including how to measure or calculate heat loss in a building. We define heating, coolilng and thermal terms like BTU and calorie, and we provide measures of heat transmission in or...
Now you can use the formula below to calculate the BTU capacity per hour needed for your pool. BTU/hour = pool area X temperature rise X 12 Let’s use the figures below as an example where the pool area is 300 square feet. The desired temperature is 80℉, and the coldest month’s ...
BTU, short for British Thermal Unit, is a unit of measurement for how much energy your air conditioner uses to remove heat from your home in an hour. The higher the BTU, the bigger the room size it can cool. To start, calculate the square footage of the room by multiplying the room’...
1/2 HP motor is the most commonly used motor size in gas furnaces. We can use this information to both calculate how much electricity will a gas furnace spend per month, as well as adequately size a generator needed to power a gas furnace in the event of a power outage: ...