Can pea gravel be used in fire pit?

Asked By: Melida Bering | Last Updated: 3rd May, 2020
Category: home and garden home appliances
4.8/5 (836 Views . 11 Votes)
No part of the fire pit should be made with flammable materials (e.g., plywood shipping pallets) or non-porous materials that hold water, such as pea gravel, river rocks, or compressed concrete blocks; these materials can trap steam and eventually explode.

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Simply so, is pea gravel safe for fire pit?

If you prefer the look of pea gravel, this is a nice, safe option as well. You will want to build up the ring of stones about three to five courses high, but no more than 20 inches high to keep a good fire burning. Remember to always practice fire safety when using your new backyard fire pit.

One may also ask, what is the best material for a fire pit? Related To:

  • With a naturally high melting point, stainless steel fire pits offer durability and a corrosion- and stain-resistant surface.
  • Rusted steel works well when you want a weathered look for your fire pit.
  • The most durable steel fire pit finish you can get is powder coated steel.

Likewise, people ask, what do you put in the bottom of a metal fire pit?

Some metal fire pits recommend you to use an inch or 2 thick layer of sand at the bottom of the pit. So if you are undecided as to whether you need to put sand in the base of your fire pit, check with the user manual first. Some say sand is not required while other brands may recommend it.

Will gravel explode in a fire pit?

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. No matter what type of fill you use, make sure the fill is dry when you light the fire. Even wet lava rock can explode.

33 Related Question Answers Found

What do you put under pea gravel?

Compared to other hardscaping materials, installing pea gravel is relatively easy. Generally, you work the soil about 6 inches deep, remove any weeds, lay down 2 inches of coarsely textured base rock (also called crushed rock), and cover that with a 3-inch-deep layer of pea gravel.

How do you keep water from pooling in a fire pit?

How to Keep Your Fire Pit from Filling with Water
  1. Choose the Right Type of Fire Pit. If your fire pit is stationary (e.g. built into the ground), you may have trouble keeping rainwater out of it.
  2. Cover it with a Tarp. You can protect your fire pit from rain by covering it with a tarp.
  3. Store it Under a Covered Area. Of course, you can store it under a covered area.

What do you put under a fire pit?

Protective Mat. You might be surprised to learn that there are mats designed specifically for fire pits. These high-strength mats are placed underneath the fire pit, protecting the ground (or grass) from heat damage. Place them at underneath your fire pit for instant protection.

Will cinder blocks explode in a fire pit?

With this type of fire pit, the cinder blocks corral the burning materials. You don't want to use a compressed concrete block that's too dense in a fire pit. It must be porous enough to vent any steam that forms inside as trapped water turns to steam. If blocks aren't porous, they could explode as steam builds.

Does a fire pit need air holes?


Every fire pit needs air flow to provide oxygen to flames. This becomes more of an issue when you light a fire contained within an aboveground walled pit. Place one 2-inch hole every 24 to 36 inches around the base of the pit. Keep holes cleared of ash and other debris to ensure adequate air flow.

Will pea gravel wash away?

Even then, it may wash away if you place it in front of downspouts or areas prone to flooding. Although pea gravel can help with weed control, it is only effective if the area below is completely weed-free before the gravel goes down, and it can be difficult to keep leaves and debris out of the gravel.

Why do stones explode in fire?

Air- and water-permeable rocks are much more likely to explode than dense non-permeable rocks. This is because air or water is absorbed by the rock when it is cool, and then the air or water molecules trapped inside the rock expand faster than the solid rock when it heats up next to the fire .

Can I make a fire pit in my backyard?

In only a few hours, using tools no more sophisticated than a shovel and mallet, you can build a fire pit to be enjoyed by your whole family year-round. Many homes have fireplaces or propane stoves inside, but there's nothing quite like enjoying a fire pit under the stars in your own backyard.

Do it yourself fire pit ideas?

33 DIY Fire Pit Ideas
  1. #1 Paver Fire Pit.
  2. #2 Large Square Fire Pit.
  3. #3 Deep, Round Fire Pit.
  4. #5 Propane Fire Pit from Copper Fittings and a Flower Pot.
  5. #6 Fire Pit on a budget.
  6. #7 DIY Better Homes and Gardens Fire Pit.
  7. #8 Adorable Fireless Fire Pit (perfect for a kid's room!)
  8. #9 Fire Pit with Fireplace Glass.

How do you build a paver patio with a fire pit?

  1. Step 1: Level the area for your paver patio.
  2. Step 2: Fill the area.
  3. Step 3: Fill area with sand.
  4. Step 4: Lay the pavers.
  5. Step 5: Pour polymeric sand.
  6. Step 6: Brush off and hose.
  7. Step 7: Let it dry.
  8. To build the fire pit we picked out coordinating pavers that went well with the colors of the patio pavers.

How much sand do you put in the bottom of a fire pit?

While sand retains moisture extremely well, I'd still recommend you put about an inch or two of sand in the bottom of your fire pit. Reason being, the sand helps evenly distribute the heat from the burning fire.

How much lava rock do I need for fire pit?

How Much Do I Need? The rule of thumb here is that, lava rock gives you twice the volume per pound as fire glass. So if you fire pit requires 40 lbs of fire glass to fill it, it will only require 20 lbs of lava rock.

What kind of sand should I use in my fire pit?

Fire-proof silica sand is an excellent base layer for a fire pit. Silica sand can be used as cost-effective filler to cover the bottom areas of a fire pit. Fire glass or lava rock can be added on top of the sand for effect.

Can you use river rock in a fire pit?


Wood and Stone Choice Matters
For gas fire pits, use lava rocks or fire glass. Never use stones or river rocks you've collected outdoors on your own because they can contain water which, when heated, will cause the rock to explode.

How do you keep a metal fire pit from rusting?

Cover the metal fire pit with a vinyl cover manufactured to fit snugly around the top and sides of the metal fire bowl to help keep rust-causing moisture from developing and sitting on the metal when the fire pit is not in use.

Can you use charcoal in a fire pit?

For cooking in a fire pit you can choose to burn wood, charcoal, or a mix of both if you want to play with smoky flavours with the ease of charcoal. We recommend you stay away from using leaves and paper because these can quickly produce fly ash and risk a fire outside of your fire pit or cause burns.