Use fire rated bricks cut to fit the inside of the pit.
Building a patio fire pit on concrete.
We started by applying a layer of mortar on the bottom of the first layer of pavers so they stuck to the patio.
The benefits of placing your fire pit on concrete.
Cut the bricks using a circular saw with a concrete blade or a stone chisel and hammer.
Fire pits are usually 36 44 inches in diameter.
We did this all the way around.
To build the fire pit we picked out coordinating pavers that went well with the colors of the patio pavers.
However the concrete can begin to spall and crack due to the heat of the flames.
Place the dry ready mix mortar in a wheelbarrow add the package recommended amount of water and stir thoroughly.
Determine where you want the fireplace on your patio.
Lay a row of wall block stones in a circle in the approximate size and shape of your fire pit on top of your paver patio.
We used rapid set mortar mix to apply between each paver.
How to build a fire pit on concrete step 1.
Place a level on top of the layer making sure it is level all the way around.
What concrete will do is expand when exposed to high temperatures this could potentially cause cracking.
Placing a fire pit on concrete is a safe alternative.
Scoop up a.
The good news is that this cracking can be prevented with a little bit of forethought.
When it s on concrete you can rest assured that your fire pit will be safer from structural damage and deformities and your property will be safer from accidental fires.
If you are building a fire pit with stones or pavers then the pit will be permanent so the installation should be considered more carefully.
Use a compass and piece of chalk to mark a circle on the concrete measuring 3 feet in diameter.
Installing a custom fire pit on a patio if you re installing on a paver patio with polymeric sand in the joints you ll need to line the bottom of the fire pit to protect the sand.