【Powerful Magnets & Easy Installation】 Fantastic oven fan uses two sturdy magnets that are heat-resistant and can be attached to the back of the fan. This allows for easy and convenient installation on the chimney pipe without taking up extra space. An iron ring is also included in the delivery for even more stability. In addition, this great fan can also be easily mounted on non-ferrous pipes. 【Upgraded Stove Fan Without Electricity】 Stove fan is equipped with of an innovative magnetic suction channel construction that ensures a greater temperature difference. This increases the efficiency of the fan and creates a more powerful airflow. With a maximum airflow of 230 CFM, the fan delivers impressive performance. In addition, the design of the rear panel protects the chip from damage caused by high motor temperatures and thus extends its service life. 【Environmentally friendly and economical】Fireplace fan does not require batteries or electricity, but uses the heat generated by your