NOTE - The operating voltage of the product is 220V( 110V-120V voltage, we will be equipped with a voltage converter), For Flue Diameter 22cm.and the chimney induced draft fan is used by leaving two ends of the wire for connection to the power source. APPLY TO - It is very suitable for fireplace accessories/Pizza Ovens/ Wood Stoves. The chimney induced draft fan creates an exhaust and induces the rapid release of smoke to prevent the smoke from escaping smoothly from the chimney due to the poor chimney. Not only does the smoke drain quickly, but it also has excellent performance. NO NOISE - One of the most common complaints when it comes to powerful cooling fans is that they make a lot of noise. Luckily, our oscillating fan ensures a quiet operation so you don't have to compromise when it comes to the comfort of your home. NOTE - The household fireplace uses an induced draft fan and the outlet temperature should not exceed 60 degrees. Otherwise the induced draft fan will be damaged. Install the power cord with at least 0.5 square copper wire. EASY TO INSTALL - Very quiet, suitable for most types of fireplaces and does not require professional technicians to install.