Keep your space comfortable with this versatile propane cabinet heater, designed for indoor and outdoor heating applications. Offering adjustable heat output from 6,000 to 18,000 BTU, it provides three heating settings to accommodate different temperatures and heating needs. The infrared heating system uses three ceramic heating plates to deliver warmth, making it suitable for spaces up to 450 square feet. Piezoelectric ignition allows convenient startup without batteries or an external power supply. Built-in safety features include an Oxygen Depletion Sensor (ODS), Flame Failure Device (FFD), and tip-over protection, which help automatically shut off the gas supply under specified conditions. Its freestanding cabinet design makes it a practical heating option for patios and other approved heating spaces.