How Long Does a 20lb Tank Last?
Introduction
Whether you're heating up dinner or your RV, understanding how long your propane will last is essential. The 20lb propane tank is the most commonly used size for RVs, grills, and heaters. But how far will it really take you?
Summary
We break down the average lifespan of a 20lb propane tank based on different appliances and usage levels. You'll also find a table of contents, usage examples, and an FAQ to help you get the most out of your tank.
Table of Contents
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Understanding Propane Usage
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Appliance Burn Rates
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Estimating Usage Time
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Tips for Extending Tank Life
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FAQs
1. Understanding Propane Usage
A 20lb tank holds approximately 4.7 gallons of propane. One gallon of propane produces around 91,500 BTUs.
2. Appliance Burn Rates
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RV Furnace: 20,000 BTUs/hr
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Stove: 7,000 BTUs/hr per burner
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Fridge: 1,200 BTUs/hr
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Water Heater: 8,800 BTUs/hr
3. Estimating Usage Time
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Furnace: ~21 hours of continuous use
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Stove (1 burner): ~61 hours
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Fridge: ~358 hours
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Water Heater: ~49 hours
4. Tips for Extending Tank Life
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Use appliances efficiently
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Turn off pilot lights when not in use
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Insulate your RV to reduce furnace use
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Consider backup tanks
FAQs
Q: How can I tell how much propane is left? A: Use a tank scale or a propane level indicator.
Q: Is it safe to run out of propane? A: No. It can be dangerous. Always turn off appliances and get your tank refilled.
Q: Can weather affect propane usage? A: Yes. Colder temperatures increase furnace use, draining your tank faster.