Provides a premium vent-free burner package for use inside your ventless fireplace. The Electronic Variable Flame Vulcan Burner System offers 2 different size options, the largest of which is compatible with approved 24 and 30-Inch vent-free logs from Grand Canyon, and features a turn down control from 37,000 BTU to 19,000 BTU. You can also choose from natural gas or propane fuel depending on your requirements. This burner is only compatible with indoor fireplaces and comes with large lava rock, standard and platinum embers, and a remote for convenient control. Warm your perfect living area today with help from Grand Canyon!