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Propane tanks are often used for patio heaters, but how long do they last? This question is one that many people have asked themselves. Luckily for you, the answer to this question can be found below!

We hope that this information will help you make an informed decision about your propane tank usage.

This blog post should give you a better understanding of how long your propane tanks will last on your patio heaters.

## How Long Does A 20 Pound Propane Tank Last On A Patio Heater?

**The most popular patio heaters produce around 40,000 BTUs per hour, which means a 20-pound propane tank will last about 10 hours on the highest setting.**

In order to help you out with this decision, we have compiled some information below about what can impact the life expectancy of your propane tank.

### How Long Does A 20 Pound Propane Tank Last On A Patio Heater?

Tank Size | Patio Heater Size | Hours of Use |
---|---|---|

20 lbs | 5,000 BTU | 85 Hours |

20 lbs | 10,000 BTU | 42 Hours |

20 lbs | 15,000 BTU | 28 Hours |

20 lbs | 20,000 BTU | 21 Hours |

20 lbs | 25,000 BTU | 17 Hours |

20 lbs | 30,000 BTU | 14 Hours |

20 lbs | 35,000 BTU | 12.26 Hours |

20 lbs | 40,000 BTU | 10 Hours |

20 lbs | 48,000 BTU | 9 Hours |

20 lbs | 50,000 BTU | 8.5 Hours |

20 lbs | 60,000 BTU | 7.15 Hours |

## What Size Propane Tank Do I Need For A Patio Heater?

**The majority of full-size patio heaters rely on a 20-pound propane tank. Which fits in the base of the patio heater.**

## What Are The Dimensions Of A 20 lb Propane Tank?

If you are thinking about buying a 20 lb propane tank, it is important to know the diameter and length of your new tank.

A full 20 lb propane tank will have an approximate weight of **37 lbs full and 17 lbs when empty** so keep that in mind when deciding where you want to put your propane grill or patio heater.

**The dimensions for most standard-size propane tanks are 1′ 6″ in height and 1′ in diameter with a hose nozzle attached on one side.**

## How Much Does It Cost To Refill A 20 lb Propane Tank?

**A standard full-size refill costs $14-$20 to refill and takes only 15 minutes to complete when done at a local refilling station location.**

The cost of propane fluctuates according to market conditions, sometimes by as much as 15%. Because a 20-pound tank holds around 4.7 gallons of propane, multiply the per-gallon price by 4.7. For example, $3 X 4.7 = $14.10

There are two ways to get the gas: through a supplier or at a local station that sells it by the pound.

## What Size Propane Tank Do I Need For A Table Top Patio Heater?

**Tabletop heater works with a standard 1 lb propane tank that can be stored conveniently within the base and accessed through a convenient door on the side.**

It is best to have an extra bottle of fuel available just in case you run out while using your new backyard patio heater.

## Will A 30 Pound Propane Tank Fit In A Patio Heater?

As with many propane appliances, a patio heater’s ability to accept a full tank of fuel varies from model to model.

It is important that the customer make sure they are purchasing an appropriately sized propane cylinder for their patio heater before getting it home and trying to install it.

**If someone tries using a 30 pound there could be problems related to performance or safety issues as well as possible damage caused by overfilling or incorrect installation procedures. **

The heaters may not work correctly due to being underpowered if too small and can even potentially cause injury.

## How Long Will A 100 lb Propane Tank Last At 30000 BTU?

Take the tank’s volume and divide it by the unit’s BTUs per hour to get the number of hours until your tank is empty. For example, if your unit has 30,000 BTU, then you can expect a **72-hour burn time on your tank.**

## How Long Does A 15 lb Propane Tank Last In An Outdoor Heater?

**A 15-pound propane tank usually lasts between 8-10 hours on a 40,000 BTU patio heater.**

This amount of time depends on the outdoor heater and its settings, as well as how many people will be around it at a given moment.

The important thing to keep in mind is that you should always have an extra propane tank for your heater so that you don’t run out when cooking food or having friends over!

## Can I Use a 15 lb Propane Tank Instead Of 20 lbs On A Patio Heater?

One common question that we get from our customers is whether or not you can use a 15 lb propane tank instead of 20 lbs on patio heaters.

**Yes. Depends on the model and brand of heater, but for most, it will work fine if your regulator can handle both sizes.**

But remember that your run time will be shortened if using a 15 lb instead of the recommended 20lb propane tank.

## Why Does Blue Rhino Only Fill To 15 lbs?

According to the Georgia Department of Agriculture, Blue Rhino and AmeriGas changed tank labels to read “15 lbs” in order to satisfy weights and measures regulations.

## Conclusion

It’s a good idea to have a propane tank filled and ready for the winter season. It is important to know how much time you can expect from your propane patio heater based on the size of the tank, ambient temperatures, and other factors so that you don’t run out unexpectedly.