How much area does a patio heater heat
Andrew Campbell
Updated on April 14, 2026
How big of an area does a patio heater heat? Typically a patio heater will heat an uncovered area of about 300 square feet, if you have a more enclosed and covered patio area you can expect your heater to heat up an area of 2000 square feet.
How much space will a patio heater heat?
On average, outdoor heaters can warm an area of approximately 100 square feet. So, if your outdoor space is larger than 10 feet by 10 feet, then odds are you’ll need multiple outdoor heaters to properly warm it.
What size heater do I need for my patio?
Area in Square FeetRecommended BTUs400-450 sq. ft.10,000 BTUs450-550 sq. ft.12,000 BTUs550-700 sq. ft.14,000 BTUs700-1,000 sq. ft.18,000 BTUs
What is the heating radius of a patio heater?
Patio heaters have a heat radius of 6-10 feet from the base of the heater, so you can gauge the amount of heat to each sitting area based on the proximity to the heater.How long does a 20lb propane tank last on a patio heater?
The most common patio heaters produce roughly 40,000 BTUs per hour – meaning a 20-pound propane tank will provide upwards of 10 hours of heat on the highest setting.
How many square feet will 40000 Btu heat?
In a standard climate, 40,000 BTU is enough to heat a 1,000 sq ft area.
How close can a patio heater be to the ceiling?
Since mushroom-style heaters use infrared heat technology to distribute heat, there are no dangers of exposure to open flames. This is why they can safely be used as long as there is a minimum of 2 feet of clearance between them and the roof of the patio.
How many square feet will 48000 Btu heat?
This system has a cooling and heating capacity of 48,000 BTUs, ideal for 5 rooms up to 2,250 square feet (300 square feet each).How much space does a 48000 BTU heat?
Heaters with a heating capacity of 48,000 BTU can heat patio spaces up to 200 sq ft. The best patio heaters have an output of 50,000 BTUs per hour. These are great for small gatherings. If you want to heat a bigger patio space, you should get a patio heater with an output of 60,000 BTUs per hour.
Do patio heaters work in the winter?Yes, patio heaters work in the winter by emitting radiant heat and infrared rays that travel through the air to your body, just like the sun. … You’ll often see patio heaters during the winter at restaurants, bars and work offices.
Article first time published onWhat does BTUs stand for?
And that means what, exactly? BTU is short for British Thermal Unit, a unit of measurement that shows just how much energy your air conditioner uses to remove heat from your home within an hour.
Can you use a patio heater under a tent?
The answer is yes. You can use the patio heater in your party tent. Although patio heaters are designed for outdoor use, you can definitely use them at your party. When using the heaters, ensure they are clear of the sides and the roof of the tent to prevent the tent from burning.
How many BTUs do I need?
Area To Be Cooled (square feet)Capacity Needed (BTUs per hour)100 to 1505,000150 to 2506,000250 to 3007,000300 to 3508,000
How long does a 13kg gas bottle last in a patio heater?
A typical 13kW gas patio heater will burn gas at a rate of 1230g/h when used on its maximum setting. This means a 13kg gas cylinder will last for about 10 hours of use – or significantly more if you use the heater on a lower setting.
What size propane tank do I need for patio heater?
Q: What size propane tank do I need for my patio heater? Most full size patio heaters use a standard 20 pound propane tank. These are the same type of tanks that are commonly used with BBQ grills.
Can patio heaters be left in the rain?
Yes, patio heaters can be used in the rain but protecting them from the rain will prolong their lifespan. Extra caution should be used with outdoor electric heaters to ensure they are properly protected from the rain or switched off. Having a high-temperature tarp cover could be really helpful in these scenarios.
How much heat comes off the top of a patio heater?
For portable heaters, they produce between 35000 to 50000 heating, which requires a clearance of around 30inches all around. With the above BTUs heating, the patio cover around 1500 to 2000.
Does the top of a patio heater get hot?
The top of the patio heater will not get hot while it is in use. The top will only get warm because the emitter and dome are made from a type of metal that can retain heat. You should also make sure that the area around the patio heater is free from combustible materials such as leaves and other debris.
Will a space heater work outside?
One benefit of electric space heaters is convenience. … Typically, electric heaters are manufactured with weather-resistant hardware so they can be used outside. However, when one gets plugged into an outlet outdoors, it’s still a good idea to keep it in a sheltered or semi-enclosed location.
How many square feet will 18000 Btu heat?
Calculating the number of BTUs needed to heat an area For example, a 300 square foot room typically requires 7,000 BTUs to maintain a comfortable temperature, while a 1,000 square foot room requires 18,000 BTUs.
How many BTU is 2400 square feet?
A 2,400-square-foot home will require between 75,000 to 145,000 BTUs.
How many BTU is 900 square feet?
Cooling Capacity (BTU):Room/Area Size:16,000 BTU air conditioner room size:700-800 sq ft18,000 BTU air conditioner room size:800-900 sq ft20,000 BTU air conditioner room size:900-1,000 sq ft24,000 BTU air conditioner room size:1,000-1,200 sq ft
How many BTU do I need for a 20x20 room?
Rule of thumb. A 1 ton (12,000 BTUH) unit is doable in the space you want to cool. To handle the hot, humid summer heat of your area, I would increase it to 15,000 – 16,000 BTUH.
How many BTUs do I need for an outdoor fireplace?
With all of that being said, a standard propane outdoor fire pit should feature somewhere between 40,000 and 150,000 BTUs worth of thermal energy. If this seems like a wide range, it’s because it is!
How many BTU do I need heater?
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 BTU does it take to heat 1700 square feet?
Room/Area SizeHeating Capacity(BTU)1,400 sq ft63,000-77,000 BTU1,500 sq ft68,000-82,000 BTU1,600 sq ft72,000-88,000 BTU1,700 sq ft77,000-93,000 BTU
Is 50000 Btu hot?
50,000 BTUs provide more heat than many similar gas fire pit tables with lower rated burners. The lava rocks act as insulation and can help maintain the heat at lower settings, for more efficient gas consumption. You could add fire glass for extra ambiance, which also helps reflect the heat.
How many BTU do I need for 800 square feet?
100 Sq. Ft.5,000 BTU300 Sq. Ft.9,000 BTU400 Sq. Ft.10,500 BTU500 Sq. Ft.11,500 BTU800 Sq. Ft.17,000 BTU
How long does a patio heater take to warm up?
How long do your electric patio heaters take to warm up? Heat up times for patio heaters range from instantaneous to up to 5 minutes, depending on the intensity of the heat output.
Do electric patio heaters keep you warm?
Yes, patio heaters are efficient in keeping you warm in the winter. They emit heat and infrared rays that heat your outdoor space comfortably.
Are outdoor electric heaters good?
Energy Efficient: Electric-powered heaters are more than 90 percent energy-efficient. You get excellent bang for your buck. … Heat Efficiency: A radiant patio heater does not heat the surrounding air. It comfortably warms people and objects within its throw radius.