Spire Natural Gas Conversion Kit for Grills - Easy Propane to NG

In this review the Spire Natural Gas Conversion Kit is evaluated for grill owners who want to switch from propane to a fixed natural gas line. The kit's single biggest advantage is that it provides a straightforward, all-in-one route to continuous cooking without tank swaps, including a 10 ft. hose and regulator plus the small tools needed for installation. For anyone with compatible Spire or KA models this kit removes the hassle of refillable tanks and delivers reliable fuel flow for longer, uninterrupted grilling sessions.

Key Features

• Flexible Conversion: Lets users convert a propane grill to natural gas so there are no more propane tank swaps during long cookouts.
• Wide Compatibility: Specifically designed to convert Spire models 740-0781P and 740-0788P and a range of KA models, making it suitable for several grills in the same family.
• Complete Kit: Ships with a 10 ft. NG hose with quick connector, NG regulator, a 5.9 in. regulator hose and the essential 6 mm wrench, nut driver and hex key so installers have the basic tools.
• Easy Installation: All included fasteners and the provided wrench simplify securing connections for a tight, safe fit without needing additional tools.
• Continuous Cooking: Provides a steady supply of natural gas for consistent heat and longer cooks without interruptions from empty tanks.

Who It's For

The kit is best for homeowners who have one of the listed Spire or KA grill models and a nearby natural gas connection, and who prefer the convenience of a permanent gas line over portable tanks. It is also well suited to people who value an all-in-one package that includes hoses, regulator and basic tools for a single-install solution.

Those who should look elsewhere include owners of incompatible grill models or anyone who requires orifices or model-specific jets not included in the kit; professional installers or technicians may also want to supply their own high-end fittings for commercial installations.

Pros & Cons

Pros

• Clear advantage of uninterrupted cooking with a direct natural gas hookup.
• Good value for money as it includes hose, regulator and basic tools in one package.
• Wide compatibility with many Spire and KA models makes it useful for multiple grills.

Cons

• Orifices are not included, so some grills may require additional parts or a service call.
• Customer reports suggest mixed long-term durability for stainless components, so longevity may vary by use and environment.

Specifications

Our Verdict

The Spire Natural Gas Conversion Kit is a practical, cost-effective option for owners of the listed Spire and KA grills who want to move to a fixed natural gas supply. It includes the main components and tools needed for a straightforward installation and delivers consistent cooking performance, though buyers should plan for possible extra parts like orifices and be mindful of mixed durability reports.

Frequently Asked Questions

Will this kit fit my grill?
It fits the listed Spire models 740-0781P and 740-0788P and the KA models named in the product details; other grills may not be compatible.

Are orifices included?
No, orifices are not included and may be required for some conversions depending on the grill.

Does the kit include a regulator and hose?
Yes, it includes an NG regulator, a 10 ft. NG hose with quick connector and a 5.9 in. regulator hose along with the small tools.