Lava Rocks for Fire Pit | 2024 Review

April 9, 2024

By Ronnie

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Are you seeking lava rocks for fire pit? If so, welcome to Delta Fire Pits. Lava rocks are a popular choice for fire pits and come in various shapes and sizes. Not only that, but they're inexpensive to purchase – usually available at most stores.

However, they can be a nuisance to clean. It is essential that you keep them dry and take them out of the fire pit regularly in order to prevent dust accumulation.

Are Lava Rocks Good for Fire Pits?

Lava Rocks are a popular fire pit filler, but are they suitable for your gas fire pit? That depends on a few different factors.

Lava rocks can help diffuse the flame in your fire pit and also make the area around it warmer by reflecting heat back onto itself.

However, if you use a lot of lava rocks, cleaning them can be challenging. This is particularly true if anything sticky like marshmallows gets on them.

Another potential problem is the difficulty maintaining the dryness of lava rocks, which make them less suitable for use as fire pit materials. Once wetted, they can become brittle and cracked.

To guarantee optimal safety when handling lava rocks, ensure they are completely dry before adding them to your collection. To do this, lay down a protective layer of sand or pea gravel before adding your desired rocks.

Some people report their lava rocks popping when wet, though this usually only applies to certain brands of lava rock. If you observe this happening, stand back from the fire pit for around 15 minutes until it dries and stops popping.

LEARN MORE ABOUT GASPRO LAVA ROCKS ON AMAZON

What Kind of Rock Can Be Used in Fire Pit?

If you want to add some pizzazz to your fire pit, decorative rock is a great choice. You have many materials to choose from, but the most popular are lava rocks.

These rocks are affordable and easily found at most local home improvement stores. They come in a range of colors to coordinate or contrast with the top material you select for your fire pit.

However, you should exercise caution when selecting which kind of rock to use in your fire pit. Some stones are prone to bursting when heated.

River rocks make a great fire pit material due to their softness and capacity for absorption of moisture. Other types of rock may not be ideal, but river rocks are an excellent option.

When heated, water trapped within will boil and expand, shattering the rock. For a safer option, select dense and harder stones like granite, marble or sandstone that have more density and hardness – these make for safer fire pits too! Alternatively, you could even use concrete slabs or lava rock for increased durability and aesthetic appeal.

How Long Do Lava Rocks Last in a Fire Pit?

Lava rocks are an excellent way to give your fire pit a natural aesthetic while keeping it secure. They're durable and will last for years with proper upkeep.

Another advantage of using lava rocks in your fire pit is that they distribute heat evenly, helping prevent hot and cold spots from forming. If you have a gas fire pit, adding an additional layer of lava rocks over the burner can also act as a buffer zone between flame and burner.

Lava rocks come in 10-lb packs at many stores, both physical and online. If you plan to use them frequently, however, we recommend opting for 40-lb bags.

If you do, make sure to cover the fire pit after each use. Doing so will allow the lava rocks to cool before they can be reused again.

Lava rocks are porous, meaning they absorb water quickly if wet. To protect yourself against this risk, purchase a waterproof cover for your fire pit.

Do You Need Special Rocks for Fire Pit?

Lava rocks are a widely sought-after fire pit rock. Not only are they naturally heat resistant and come in an array of colors, but they're also easy to work with and maintain.

Another popular option is lava glass. These rocks are made out of fire-rated glass that has been tempered through extreme temperatures, making them highly reflective and casting a glowing halo around your fire pit's flames.

They come in an assortment of colors and sizes, from smooth ovals to polished squares. As both functional and aesthetically pleasing, these stones have become popular choices for fire pits.

Sand has the potential for getting dirty over time, however the only drawback to it is that it attracts a lot of dirt particles. As such, it may become unusable over time.

Pea gravel is a popular fire pit rock due to its heat resistance and drainage properties. Unfortunately, if exposed to intense heat for extended periods of time, pea gravel may crack.

What is the Best Stone to Use Around a Fire Pit?

A backyard fire pit can be the perfect hub for outdoor entertaining and family fun. A well-constructed stone fire pit will add to the aesthetic appeal of your home and landscape.

If you're considering adding a stone fire pit to your backyard, there are numerous types of rocks you can choose from. But it's essential that you select the correct rock type for your fire pit.

Sand is often chosen for the bottom of a fire pit as it absorbs heat and distributes it evenly around the pit. Unfortunately, sand has porous properties which can retain water, making it less durable than other options like gravel or lava rocks.

Lava rocks are a popular choice for the bottom of a fire pit because they add an aesthetic and flair to the area. Additionally, these materials require less upkeep than other materials since they decompose slowly.

When selecting rocks for your fire pit, the most essential factor is selecting one that can withstand high temperatures. Dense rocks like granite, marble or slate make the ideal choices.

LEARN MORE ABOUT GASPRO LAVA ROCKS ON AMAZON

How Thick Should a Lava Rock Be for a Fire Pit?

Lava rocks make great fire pit media due to their natural heat resistance and ability to withstand high temperatures. Furthermore, they're easier to work with and cost-effective compared to other media types like fire glass or stones.

Lava rock should be about 2-4 inches thick for your fire pit's base, and more can be added if necessary to completely fill it.

Volcanic lava can reach temperatures of up to 2000degF (1600degC). Once it cools, the hot rock forms various types of igneous rocks.

Volcanic rocks often contain gas bubbles. These bubbles can become trapped inside the rocks and studied by geologists for their composition.

Lava rocks make for beautiful landscapes, as their natural aesthetic and ability to set the mood help set for any scene. Furthermore, these durable rocks require little upkeep – making them the ideal landscape feature.

Lava rocks come in an array of colors and can be crafted into many different designs. They make perfect bases for fire pits or other fire features around the home.

How Many Bags of Lava Rock Do I Need for a Fire Pi

Lava rocks come in various sizes and colors (usually red and black). When selecting them for your fire pit, there are a few factors to consider.

Lava rock is an effective insulator, protecting your fire pit burner from the intense heat of flames. Additionally, it evenly distributes heat throughout your pit, avoiding cold spots from forming in it and extending its lifespan and performance over time.

Lava rock can be purchased by the cubic foot or by the pound, depending on how much you require. Vendors usually sell them by the pound and you can pick up a bag at any outdoor or big-box hardware store.

Lava rock can also be replaced with fire glass, which has been tempered to withstand high temperatures. While not as visually appealing as lava rock, fire glass is an economical alternative that still provides adequate heat output if your budget allows.

Some people like to add a layer of fire glass between their lava rock and sand for additional design options. Unfortunately, fire glass is significantly more expensive than lava rock, so it's best to stay conservative when placing your initial order.

What is Better for a Fire Pit Lava Rocks or Glass?

Fire pits are the perfect way to add a cozy outdoor area to your home and stay warm on cold nights. Choosing which type of media filling your fire pit is an important decision that will determine its aesthetic and how long it lasts.

Lava rocks make an excellent base for your fire pit. Not only are they cost-effective and widely accessible, but they come in an array of colors as well.

Lava rocks are popular due to their natural look and non-decomposability; plus, they're easy to clean and require minimal upkeep. Lava rocks offer a stunning aesthetic for fire pits.

Fire glass is another great option for lining the base of your firepit. While more costly than lava rock, it's more visually appealing. Available in various colors and styles, fire glass requires less cleaning than its rock counterpart – making it an ideal choice if you want a hassle-free option.

LEARN MORE ABOUT GASPRO LAVA ROCKS ON AMAZON

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