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How to Convert a Gas Fire Pit Between Natural Gas and Propane

23 Aug, 2024 2282
How to Convert a Gas Fire Pit Between Natural Gas and Propane

Can you convert a gas fire pit from natural gas to propane?
In many cases, yes, but only if your fire pit is designed to be convertible and you use the correct manufacturer-approved conversion kit. Converting between natural gas and propane requires changing key components like the orifice and regulator, and should always follow manufacturer guidelines for safe operation.

Converting your gas fire pit from natural gas to propane, or vice versa, is a practical way to adapt to your fuel preferences or availability. However, this process involves specific steps and safety precautions to ensure proper functionality and safety.

 

Important Considerations

Important considerations for converting a gas fire pit

Before starting the conversion process, keep these key considerations in mind:

  • Compatibility: Not all fire pits can be converted. Check the manufacturer’s guidelines or consult with a professional to confirm that your model supports conversion.
  • Conversion Kit: A conversion kit is typically required for this process. The kit provides the necessary components, such as orifices, regulators, and connectors, designed for the specific type of gas you’re converting to. Ensure that you purchase a kit that matches your fire pit model.
  • Professional Assistance: While some may choose to attempt the conversion as a DIY project, we highly recommend hiring a licensed professional. Gas conversions involve complex tasks that, if done incorrectly, could pose significant safety risks.
  • Local Regulations: Some areas have regulations governing gas conversions. Verify with local authorities to ensure compliance with any relevant codes or regulations.

 

What Changes When You Convert a Fire Pit?

Converting between natural gas and propane isn’t just switching the fuel source; it requires adjusting how gas flows through the system.

  • Orifice: Controls gas flow and must match the fuel type.
  • Regulator: Ensures proper gas pressure.
  • Air-to-gas ratio: Adjusted for proper combustion.

These components work together to ensure the flame burns safely and consistently. Using the wrong setup can result in poor flame quality or unsafe operation.

 

Propane vs. Natural Gas: What’s the Difference?

  • Propane: Portable, stored in tanks, higher heat output.
  • Natural Gas: Continuous fuel supply, no refilling required.

 

Converting from Natural Gas to Propane

Converting to a propane fire pit

Converting your fire pit from natural gas to propane requires careful attention to detail:

  1. Turn Off the Gas Supply: Before starting any conversion work, make sure you completely turn off the gas supply to avoid accidents.
  2. Disconnect the Natural Gas Line: Carefully disconnect the natural gas line from the fire pit. Complete this step with caution to prevent any gas leaks.
  3. Install the Propane Conversion Kit: Follow the instructions provided with your propane conversion kit. This typically involves replacing the natural gas orifice with one designed for propane, as propane requires a smaller orifice due to its higher pressure.
  4. Connect the Propane Tank: Attach the propane regulator and hose to the fire pit. Ensure all connections are secure and tight to prevent leaks.
  5. Test for Leaks: Once you connect the propane tank, use a soap and water solution to check for leaks at all connection points. Turn on the gas supply and look for bubbles, which indicate a leak that needs to be fixed.
  6. Light the Fire Pit: After confirming there are no leaks, light the fire pit to ensure it’s operating correctly. The flame should be steady and strong, with a blue base and yellow tips.

 

Converting from Propane to Natural Gas

Converting to a natural gas fire pit

Switching from propane to natural gas involves a similar process but with specific adjustments:

  1. Turn Off the Gas Supply: As with any gas-related work, ensure the gas supply is turned off completely before beginning the conversion.
  2. Disconnect the Propane Tank: Carefully disconnect the propane hose and regulator from the fire pit.
  3. Install the Natural Gas Conversion Kit: Use the conversion kit to replace the propane orifice with one designed for natural gas, which is larger due to the lower pressure of natural gas.
  4. Connect the Natural Gas Line: Attach the natural gas line to the fire pit. This line should be professionally installed if not already in place. Additionally, make sure all connections are secure.
  5. Test for Leaks: As with propane, check for leaks at all connection points using a soap and water solution. Turn on the gas supply and look for any signs of leakage.
  6. Light the Fire Pit: After ensuring there are no leaks, light the fire pit to verify it’s functioning properly. A properly converted natural gas fire pit will produce a consistent flame with a blue base.

 

Should You Convert a Fire Pit Yourself?

While some conversions can be done with manufacturer-approved kits, many homeowners choose to work with a qualified professional to ensure everything is installed correctly.

If you're unsure about compatibility or installation, it’s always safer to consult with a professional or reach out to our team for guidance. Proper installation helps ensure safe operation and long-term performance.

 

Common Mistakes to Avoid When Converting a Fire Pit

  • Using the wrong conversion kit.
  • Skipping leak testing after installation.
  • Not adjusting the regulator or orifice.
  • Attempting to convert a non-convertible unit.

 

Frequently Asked Questions on How to Convert a Gas Fire Pit Between Natural Gas and Propane

 

Can any gas fire pit be converted between natural gas and propane?

Not all fire pits are convertible, so it's important to check the manufacturer's specifications before attempting a conversion. Many burners are designed to support both fuel types but require a specific conversion kit to switch safely. Attempting a conversion on a non-convertible unit can affect performance and safety.

 

What parts are needed to convert a fire pit's fuel type?

A typical conversion kit includes a new orifice sized for the target fuel type, along with any necessary air mixer or regulator adjustments. Natural gas and propane operate at different pressures, so these components can't simply be swapped without the correct parts. Always use a manufacturer-approved kit specific to your burner model.

 

Why do natural gas and propane require different orifice sizes?

Propane burns at a higher pressure and delivers more energy per cubic foot than natural gas, so it requires a smaller orifice to regulate gas flow correctly. Using the wrong orifice size can result in a flame that's too high, too low, or unstable. Matching the orifice to the correct fuel type helps ensure safe, consistent burner performance.

 

Can I convert a fire pit myself, or do I need a professional?

Some straightforward orifice swaps may be manageable for experienced DIYers, but gas line and regulator adjustments should generally be handled by a licensed professional. Incorrect connections or pressure settings can create serious safety hazards. A professional can also confirm the conversion meets local code requirements.

 

How do I know if my fire pit conversion was done correctly?

A properly converted fire pit should produce a steady, evenly colored flame without excessive noise, popping, or sooting. Testing the ignition system and checking all connections for gas leaks is an essential final step after any conversion. If the flame looks unstable or uneven, the system should be rechecked by a professional before regular use.

 

 

Final Thoughts on Converting a Gas Fire Pit

Converting a fire pit between natural gas and propane requires the right components and careful attention to detail. If you're unsure whether your fire pit can be converted or need help finding the correct conversion kit, regulators, or accessories, contact our product specialists for expert guidance. Our team can help you choose compatible components and ensure your fire feature is set up for safe, reliable performance.