Does my fire pit need a drain?
Every fire pit needs air flow to provide oxygen to flames. For a permanent fire pit, consider adding a 3- to 4-inch steel drain pipe to the floor of your pit. A typical shower drain cover works well to keep debris out of the drain pipe. A 12-inch-deep gravel layer can provide sufficient drainage for many DIY fire pits.
How do I keep water out of my fire pit?
How to Keep Your Fire Pit from Filling with Water
- 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. …
- Cover it with a Tarp. You can protect your fire pit from rain by covering it with a tarp. …
- Store it Under a Covered Area.
What is the best base for a fire pit?
Hard rocks like granite, marble, or slate are much denser, and therefore less likely to absorb water and explode when exposed to heat. Other rocks that are safe to use around and in your fire pit include fire-rate brick, lava glass, lava rocks, and poured concrete.
Will concrete explode in a fire pit?
A fire pit is a wonderful addition to an overall outdoor living space design. … You may not know this, but concrete blocks can actually explode if they get too hot, making your fire pit a serious danger.