Prism Hardscapes PH-437-FBPLP Verona Pewter Fire Water Bowl Liquid Propane. The Verona fire/water bowl provides an outdoor retreat of warmth and ambiance. Each bowl has been hand-crafted using our custom patina finishing process, guaranteeing a one-of-a-kind creation with subtle variation. The 32½” diameter bowl provides a beautiful and functional centerpiece for any backyard, patio or lounging area. The ambient heat provides plenty of warmth for multiple people. The 65,000 BTUs unit operates on either Propane Gas or Natural Gas.