The Outdoor GreatRoom Company Lava Rocks for Gas Fire Pits

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  • The Outdoor GreatRoom Company Authorized Retailer

    Lava Rocks add an earthy appeal to your gas fire pit. If you want to make your round or square fire feature look more traditional, consider adding this realistic log set.

    Choose between black or tumbled lava rocks to get the look you want. Black Lava Rocks are sold in 20 lb bags, while Tumbled Lava Rocks come in 6 lb bags.

    Each Tumbled Lava Rock varies in size from .75" to 1.5". You may notice it has a darker color when you open the package. They will become lighter and more grey as they release moisture in the gas fire.

    Improve the look of your gas fire pit with these beautiful lava rocks. Take advantage of free shipping and buy yours today!

    Key Features:

    • Lava Rocks enhance the appearance of your gas fire pit
    • It is available in Black or Tumbled Lava Rocks to get the look you want.
    • A bag of Black Lava Rocks weighs 20 lbs, while the Tumbled ones weigh 6 lbs.


    Give your fire pit a traditional look with a log set.

    1 bag of lava rocks will suffice for most Outdoor GreatRoom Company Burners, while 2 bags are recommended for longer burners- CF12120 and CF1242-L.

    1 bag of crushed lava rocks is recommended for a CF-12 burner, 2 bags for CF-20 or CF-1224 burners, and 3 bags for a CF-1242 burner. For larger burners, add more bags.

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  • There are currently no warnings.

    This product is safe to use according to the manufacturer's instructions.