With 40, 000 BTU adjustable heat output, the Shinerich Pyramid Style Patio Heater is perfect to keep your guests and family warm on chilly nights. It heats up quickly and the central flame delivers even heat, while the cylindrical quartz glass also creates a stunning 360-degree visual effect. Keep you and your guests comfortable and make your space more inviting with this attractive patio heater. Propane tank NOT included.