Best Propane to Natural Gas Conversion Kit for Grills

Answering the question, these propane-to-natural-gas conversion kits let you convert propane grills to a natural gas supply for continuous cooking. They’re best for homeowners who grill often and want a steady fuel source without frequent propane replacements. The top picks below cover a range of popular grills, including Blackstone griddles and Weber, with safety-focused components and complete accessory sets.

Product Why It Stands Out Best For
Blackstone 5249 Propane to Natural Gas Conversion Kit Made in the USA with a 10 ft natural gas hose, brass fittings, and complete kit Blackstone griddles; users seeking a robust, ready-to-install option
Weber Grill NG Conversion Kit Extensive compatibility across Weber Genesis, Spirit, and Summit lines Weber owners who want broad grill model support
BBQHKCX Natural Gas conversion for Blackstone Includes hose, orifices, tape, mats, and liners; CSA-certified hose Blackstone setups needing comprehensive accessories
BlueStars Weber Natural Gas to Propane Kit Fully equipped with regulator hose, 14 orifices, and multiple fittings Weber users seeking flexibility and safety-certified parts
Propane to NG Conversion Kit for Weber Genesis / Spirit Wide compatibility with multiple Genesis and Spirit models Weber owners seeking wide grill compatibility

Blackstone 5249 Propane to Natural Gas Kit


Blackstone 5249 Conversion Kit

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The Blackstone 5249 kit includes a 10 ft 3/8″ natural gas hose, 3/8″ quick-connect fitting, natural gas orifices, 2 thread check gauges, and a 7mm orifice wrench. Best for Blackstone outdoor griddles that rely on a stable natural gas supply. This kit emphasizes US-made components and a complete hose-and-orifice package for straightforward upgrade. Limitation: it specifies a 10 ft hose length, which may not fit all setups without relocating or reconfiguring the grill’s position.

Weber NG Conversion Kit


Weber NG Conversion Kit

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Designed for Weber Genesis, Genesis II, Spirit, Spirit II, and Summit grills, this complete NG conversion kit covers a broad family of Weber models. It includes a 10 ft natural gas hose, regulator, multiple brass orifices, quick connect, and tools. Best for Weber grill owners who want a single solution that spans many model years. Caution: verify exact model compatibility before purchase due to the wide model range covered.

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BBQHKCX Blackstone Natural Gas Kit


BBQHKCX Natural Gas Kit for Blackstone

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This complete kit is built for Blackstone griddles, offering a 10 ft natural gas hose, 3/8″ quick connect, brass orifices, and safety-focused components such as Teflon tape and a silicone tool mat. Best for users who want an all-in-one upgrade with CSA-certified hose and long-term durability. Limitations include the need to match specific Blackstone models for compatibility and the kit’s stated max BTU output depending on orifice size.

BlueStars Weber NG to Propane Kit


BlueStars Weber NG to Propane Kit

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BlueStars offers a fully equipped NG-to-propane conversion with 5 ft regulator hose, two types of fittings, and 14 LP orifices. Although marketed for propane-to-natural-gas conversion, the package supports safe, CSA-certified operation with multiple Weber model categories and caution advised to confirm thread and gas type before buying. Best for Weber users who value a compact hose length and flexibility among orifice sizes.

Weber Genesis / Spirit NG Conversion Kit


Weber Genesis NG Conversion Kit

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This 10 ft NG conversion kit is compatible with a wide array of Weber Genesis and Spirit models, including various Genesis Silver/Gold/Platinum configurations and Spirit lines. It emphasizes a reliable natural gas flow with a high-quality rubber hose and brass connections. Best for Weber owners who need broad compatibility across multiple generations. Limitation: ensure the exact Genesis or Spirit model matches the listed compatibility range to avoid misfit parts.

Buying Guide

  • What grill models do you own? Check model numbers and years to ensure kit compatibility, especially when a kit claims broad Weber support or specific Blackstone fit.
  • What hose length do you need? Longer hoses provide flexibility, but shorter hoses can reduce clutter and tripping risk. Confirm available space behind the grill.
  • Are fittings and orifices included? A complete kit with orifices and regulator simplifies installation and reduces shopping trips.
  • Is the hose CSA or UL certified? Safety-rated hoses and brass fittings help ensure leak-free operation and compliance with local codes.
  • What is your gas source? Natural gas requires a fixed gas line; ensure you have a ready supply and appropriate pressure for your grill’s BTU output.

Frequently Asked Questions

  1. Do these kits convert propane grills to natural gas? Yes, they convert propane-operated grills to natural gas by providing a natural gas supply line, regulator, and appropriate orifices.
  2. Are these kits universal for all grills? Not all kits fit every model. Always verify model compatibility and size of fittings before purchase.
  3. Do I need a professional to install the kit? Some installations are straightforward, but local codes may require a licensed technician for gas work.
  4. Will converting affect cooking performance? A properly matched kit can deliver steady heat, but incorrect orifice sizing may affect flame and BTU output.
  5. Are there safety considerations? Use leak-tested connections, check for gas smell, and follow the included instructions to avoid leaks and fire hazards.
  6. Can I revert to propane later? Some kits may allow reversal with additional parts; check manufacturer guidance if a reversible option is needed.

Buying guide notes emphasize practical, model-specific checks, safety standards, and complete component sets to avoid missing parts during installation.