BCLONG Fireplace Fan Double Head 12 Blade Furnace Fan Wall Mounted Unpowered

【Energy Saving Oven Fan】: No battery or electricity is required for this fan. It operates solely on the heat generated by the fireplace or stove, making it and fuel-efficient. Enjoy the heat from the stove faster with up to 17% fuel efficiency. 【Upgrade Wall Mounted Double End Chimney Fan】: This double head furnace fan is designed with 12 blades, providing higher airflow and distributing heat more efficiently. It quickly raises the room temperature and is suitable for most fireplaces. 【Silent Operation】: Operating at less than 25 decibels, this furnace fan runs silently, enhancing comfort in the room by improving the circulation of hot air. 【Space-saving Design】: With its wall-mounted installation, this fan allows for adjustable angles and heights, significantly improving space utilization. 【Wide Operating Temperature Range】: The fan operates at temperatures ranging from 50°C to 350°C (122°F to 662°F). Its speed automatically adjusts according to the oven temperature, with the highest conversion at around 250-300°C.