You asked: Can I use lava rocks in a wood burning fire pit?

If burning wood, place a layer of lava rock at least 4-5 inches deep. Then place your firewood on the lava rock. For gas fires, fill the fire pit with enough lava rock to at least cover the fire ring. Do not use rock or gravel of any kind in place of lava rock; it can potentially explode when heated.

Should I put lava rocks in my firepit?

Instead, use lava rocks for your fire pit or lava glass beads as a filler for your fire pit. They are a safe way to create drainage and make your fire pit look nice. … Sandstone, river rocks, natural rocks, and gravel are not ideal fill for fire pits because they are more likely to crack or explode under high heat.

Is lava rock fire resistant?

In addition to being good at handling the heat, lava rock can at the same be both water-resistant and aid to drainage providing “weatherproofing” for fire pits and their critical components.

What should I put around my fire pit?

Cover the landscape fabric or plastic with a non-flammable material of your choice, such as river rocks, gravel, brick or stone pavers. If you use stone pavers, spread silica sand on top of them, and use a broom to push the sand into the cracks between the pavers to help hold the pavers securely in place.

IMPORTANT:  What does a soda acid type fire extinguisher contain?

What happens if lava rocks get wet?

Lava rocks are porous like a sponge. If the rocks are wet, water can get trapped inside of them. When you heat the lava rock up, the water turns to steam. … This expansion of the water can break open the lava rock making it explode.

How long do lava rocks last in a fire pit?

Lava rocks should last for around two years before they start to show signs of wear. Keep using them in your fire pit until you notice them getting a little crumbly looking.

Are lava rocks supposed to turn black?

If your fire glass is turning black this is most likely soot being deposited on your fire glass due to the gas not burning completely. … What you’re looking at, actually, is a fine coating of black soot on the surface, which happens when the gas in your fire pit or fireplace isn’t burning properly.

Fire safety