Black Lava Rock – 1/2"–2" Natural Gas Fire Media (1 cu ft Bag)

Enhance the look and performance of your fire pit with our Black Lava Rock Fire Media, designed to evenly distribute flame while creating a natural, modern aesthetic.

These lightweight, porous volcanic rocks improve gas flow and heat dispersion, making them an essential base layer for any gas fire feature. Suitable for both residential and commercial installations, lava rock is a durable and cost-effective solution for fire pits and outdoor fireplaces.

Key Features

• Natural black lava rock for fire pits and burners
• Size range: 1/2" – 2" for optimal airflow
• Improves flame distribution and burner performance
• Lightweight and heat-resistant
• Works with natural gas and propane systems
• Ideal as a base layer under logs or fire glass

Product Details

• Bag Size: 1 Cubic Foot
• Weight: Approx. 45 lbs per bag
• Rock Size: 1/2" – 2"
• Color: Black

How Much Lava Rock Do You Need?

Use this guide based on burner plate size:

• 24" Plate → 1 Bag
• 30" Plate → 2 Bags
• 36" Plate → 3 Bags
• 42" Plate → 4 Bags
• 48" Plate → 4–5 Bags
• 60" Plate → 7–8 Bags

✔ 1 Bag = 1 Cubic Foot