onlyfire 10 lb Fire Glass 1/4-inch for Propane Fire Pits & Fireplaces - Tempered, High-Reflectivity Finish

Swap dull lava rock for mirror-like fire glass that boosts the look and brightness of any gas burner. Each 10-pound bag of 1/4-inch Onlyfire fire glass is tempered for high-heat tolerance, available in vivid single colors or pre-blended three-color mixes, and sized for uniform coverage and consistent flame behavior. The glass is low-maintenance and suitable for both outdoor fire bowls and indoor fireplaces running on propane or natural gas when used according to your appliance manufacturer’s instructions.

How will Onlyfire fire glass change the look of my fire feature?

These polished glass pieces reflect light and flames, turning an ordinary fire pit into a decorative focal point. The mirror-like surface enhances color saturation and creates dynamic sparkle both day and night.

• High-reflectivity finish for brighter, more colorful flames
• Available in 12 single colors and designer three-color blends
• Uniform 1/4-inch sizing for an even, modern appearance

Is this fire glass safe to use with propane fire pits or indoor fireplaces?

Onlyfire glass is tempered to tolerate very high temperatures and is engineered not to pop, melt, or emit smoke or odors when used correctly. Always follow your burner manufacturer’s guidelines and keep burner ports clear to ensure safe operation.

• Tempered for heat resistance (designed for extreme temperatures)
• Will not degrade, pop, or produce smoke under normal use
• Compatible with propane and natural gas burners when installed properly

How much glass do I need and how do I install it?

A 10-pound bag covers a standard fire bowl or table surface depending on depth; multiple bags can be layered for deeper fill. Installation is simple: pour glass over the burner, ensuring all flame ports remain unobstructed, and arrange as desired for full burner exposure.

• 10 lb bag is ideal for small to medium-sized bowls or accent areas
• Pour directly, then spread to maintain clear burner ports
• Occasional vinegar-and-water rinse restores the original shine

What maintenance does Onlyfire glass need to stay brilliant?

The glass is low-maintenance—dust and residue can be removed with a simple rinse or light wipe. For long-lasting sparkle, rinse with a 1:1 vinegar and water solution and allow to air dry before relighting.

• Wipe or rinse to remove soot or debris
• Vinegar-and-water refresh restores luster
• Store unused glass in a dry container to preserve color and reflectivity

Who is this for? Onlyfire 10 lbs Fire Glass Rocks are aimed at homeowners, designers, and outdoor-living enthusiasts who want a cleaner, more stylish flame presentation without complex installation. Choose this glass if you own a propane or natural gas fire pit, table, or fireplace and want an affordable, durable upgrade from lava rock or old gas logs. It’s also a good fit for retailers and installers who need consistent color, size, and reflectivity for repeat projects.