You have probably heard propane described in pounds: 20 lb tank, 33 lb tank, 100lb and also so on. That describes the load of the tank once it’s complete of propane. Yet understanding just how much propane that is deserve to be confusing. This likewise makes it difficult to recognize how big a tank you will certainly need. ~ all, we generally measure liquids in gallons, not by weight.

You are watching: Gallons in a 100 lb propane tank

To help you much better understand what size tank girlfriend need, below is a malfunction of typical propane tank weights/sizes, how numerous gallons space in each, and also common uses of each.

Common Propane Tank Sizes and also Their Uses

Important: propane tanks are regularly only filled to 80% capacity to allow the propane come safely expand. Also when it is full, a propane gauge will only read 80%.

20 lb, 30 lb, 40 lb Tanks

Typically provided for grilling and also patio heatersHolds 5 gallons the propaneVery portable, straightforward to choose up

33 lb Tank

Used to power forklifts2’ tall, 1’ in diameterHolds 8 gallons that propaneCan be choose up and also moved by one person

100 lb Tank

Used for a variety of purposes, including fireplaces, cooking, dryers, barbecues, and heating top top temporary task sites4’ tall, 18” diameterHolds about 25 gallons once fullPortable, but may call for two world to move. A dolly is an excellent tool to help move a 100 lb tank.

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Two 100 lb Tank Setup

Two 100 lb tanks are linked with a switchover valveWhen one tank operation out, the valve will instantly switch come the full oneAlways have a backup supply the propane through a red/green indicator to tell you once tanks room low

420 lb Tank

Used for a selection of purposes including heating the home, warm water heaters, dryers, fireplaces, generators, and also heating pools4’ tall, 3’ diameterHolds 100 gallons that propaneNot portable- have the right to only be refilled with on-site propane distribution service

330 Gallon Tank

The most typical size for house heating and water heatersNot portable

500 Gallon Tank

Can be offered in resident (whole-home systems, generators, swimming pool heating) or commercially (heating, dried cleaning, cooking, chop drying)Suitable for dwellings that room 2,500 to 4,500 square feet5’ tall, 10’ longHolds 400 gallons in ~ 80% capacityCan be placed above ground or buried below ground

1,000 Gallon Tank

Can be offered in resident (whole-home systems, generators, swimming pool heating) or commercially (heating, dry cleaning, cooking, chop drying)Suitable for most residences 4,500 square feet and also larger5’ tall, 16’ longHolds 800 gallons at 80% capacityCan be placed above ground or buried below ground

Still Not sure What size Propane Tank you Need?

Let the friendly and also experienced propane experts at Couch Oil firm help. For an ext information around propane tank installation, service, and delivery you re welcome fill the end our propane application form (existing customers deserve to order online) or provide us a call at 919-286-5408.


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