So if you had a 21,500 btu heater it would run basically 20 hours on a true 20lb bottle. With a 30,000 btu heater you multiply 21,500x20(pounds)=430,000 and divide by your heater size of 30,000btu. Which gives you 14.34 hours if you run it at full all the time. 3 of 4 found this helpful.

How much gas does a 30000 BTU use?

A gallon of propane has a burn rate of approximately 100,000 BTUs (British Thermal Units) per hour. This means that if you run your heater continuously (30,000 BTUs) you will be consuming propane at a rate of about 1/3 gallon per hour.

What size propane tank do I need for a 30000 BTU heater?

With a 30,000 BTU heater, you will need one gallon of propane for every three hours.

How many square feet will 30000 Btu heat?

How Many Square Feet Will 1,000 – 30,000 BTU Heat?Heating Output:Square Footage (Standard Climate)Square Footage (Very Cold Climate)15,000 BTU333,3 sq ft250 sq ft20,000 BTU444,4 sq ft333,3 sq ft25,000 BTU555,5 sq ft416,6 sq ft30,000 BTU666,6 sq ft500 sq ft4 more rows•Jul 26, 2021

How much does it cost to run a 30000 BTU heater?

Did you know one gallon of Propane costs approximately $3.00 (local average)? One gallon of Propane contains 92,000 Btus, which will operate a 30,000 Btu wall heater for a little more than 3 hours. This means the cost to operate a 30,000 Btu wall heater using Propane is around $. 80 per hour.

How long will a 100lb propane tank last with a 20000 BTU heater?

A 100-pound propane tank holds 23.6 pounds of propane when its full. If your fireplace is 20,000 BTU and you use it 12 hours a day, the 100-gallon propane tank will last you around nine days. Knowing how long a 100-pound propane tank lasts when used for heating is essential, especially during the winter months.

How many BTU do I need for a 20x20 room?

BTU Chart for Sizing an Air ConditionerRoom/Area Size:Examples:Recommended BTU:100-200 sq ft10x12-10x20, 12x15, 14x14 rooms6,000 BTU200-300 sq ft10x20-15x20 rooms, efficiency apartment8,000 BTU300-400 sq ft15x20-20x20 rooms, studio apartment10,000 BTU400-500 sq ft20x20-20x25 rooms, 1-bedroom apartment12,000 BTU7 more rows

What size room will a 30000 BTU heater heat?

In order to provide an output of 30,000 BTUs per hour, a vented gas space heater that is 75% efficient, for example, should be sized at 40,000 (40,000 x .

How long will a 100 pound propane tank run a heater?

At a consumption rate of 26,000 BTU per hour, your 100-pound bottle will fuel your propane fireplace for about 84 hours, equivalent to 3.5 days of continuous 24/7 operation.

How many BTU do I need to heat a 20x20 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 long will a 20 lb propane tank last at 20 000 BTU?

As mentioned above, 20-pound propane tanks are used for modest tasks like cooking individual meals. As a rule of thumb, one tank of propane will typically last between 18-20 hours if youre grilling on a medium-sized grill. Whereas larger grills can burn through 20-pounds of propane in as little as 10 hours.