# Quick Answer: How Many Btu Heater Do I Need?

## How many BTUs do I need to heat 1500 square feet?

A 1,500-square-foot home will require between 45,000 to 90,000 BTUs. A 1,800-square-foot home will require between 55,000 to 110,000 BTUs. A 2,100-square-foot home will require between 65,000 to 125,000 BTUs.

## How many square feet will a 80000 BTU furnace heat?

80 X 1,000 square feet = 80,000 BTUs.

## How many BTU do I need to heat a 20×20 room?

To determine the number of BTUs per square foot that you need to heat a room, simply multiply the square footage by 20 BTUs per square foot. For example, if a room has 1,000 square feet, you would require 20,000 BTUs to heat it.

## How many square feet will a 75000 BTU furnace heat?

Heating a Poorly Insulated Room A 75,000 BTU heater can heat a room of between 1,900 and 3,700 square feet in a cold climate if there is little to no insulation. In more temperate climates the heater fares better, heating an uninsulated room of any size from 2,400 to 4,600 square feet.

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## How many square feet will a 60 000 BTU furnace heat?

A mid-sized home of 2,000 square feet would need approximately 50,000 to 60,000 Btu to heat it properly. With a less efficient furnace operating at 80 percent efficiency this would require a 60,000- to 72,000-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.

## Is 8000 BTU enough for a bedroom?

Recommended BTU By Room Size Once you get into 340 and 400 square feet per room, you’d need an 8,000 or 9,000 BTU air conditioner, respectively. High ceilings or unusual floor plans also require additional cooling power, which means you should plan for another 10 percent above the standard BTU level.

## Is 400 sq ft small?

How big is a 400-square-foot apartment? Four-hundred square feet is about the size of a two-car garage. It’s not a huge apartment, but it’ll get the job done. After all, two cars take up a lot of space and you won’t actually have two cars parked in your house — the furniture you have will be much smaller!

## How do I calculate what size heater I need?

To calculate the size unit heater required for your space, use the following formula: Calculate the cubic footage of the space to be heated by multiplying building length x width x ceiling height. A 30 x 40 pole barn with 14 foot average ceilings* will have (30x40x14=) 16,800 cubic feet of space to heat.

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## How many square feet will a 30 000 BTU propane heater heat?

Mr. Heater 30,000 BTU Vent Free Blue Flame Natural Gas Heater ( 1000 sq. ft.

## How do I calculate BTU for a room?

How Is Your Room’s BTU Requirement Calculated? A room’s BTU requirement is based upon the cubic volume of the space – the height, length and the width of the room multiplied by four (done for you by our calculator) – and what is above, below and besides the room.