What Are Outdoor Fire Pits and Fireplaces? These features can be built with various materials and fueled by wood, gas, or propane. Advantages of Outdoor Fire Pits and Fireplaces Top Choices for Outdoor Fire Features 2. Gas Fire Pits: Convenient and clean-burning, ideal for modern designs. 6. Refractory Materials: https://outdoor-fire-pit-and-fireplace.trustedstandard.com