Square propane gas fire pits will fit almost anywhere in your backyard. Backyard Flame has a superior selection of square gas fire pits with a range of sizes from which to choose. Propane gas fire pits include a lot of different looks and unique styles as well as a wide range of sizes. You need to pick one of our square gas fire pit tables to center your dream backyard around. Natural gas fire pits choices include some very modest fire pits up to some very luxurious designs.