Air circulation inside the mini-greenhouse is very important for plants. Specially designed fans for mini-greenhouses make possible quick installation on a metal frame with a diameter of 12 mm. With the help of a quick-release plastic bracket, you can install them in any part of the greenhouse and adjust the angle of inclination from 90 to 180 degrees. Mini-greenhouse coolers have sufficient speed for good air circulation and control of humidity level inside. The optimal speed of fan rotation is selected for the most comfortable noise level for people - it is almost soundless. The power connection system makes it possible to connect ventilators to our mini-greenhouses quickly and without additional wires. Our fans will be very useful for your plants. About this item • Three built-in fans provide air circulation with speed up to 4000 rpm. and don’t make any noise in the same time • Grow fans have all the necessary wires for connection with Sezam XL indoor mini greenhouse for plant care and germination. • Plant fans has a good and quality design: quality bearing, pure copper wire, resistant to high temperatures. • They have fasteners that ensure quick installation on the frame tube of a mini greenhouse with a pipe diameter of 12 mm. • Indoor grow fans are additionally treated with hot glue for better moisture resistance and this is a plus if you are going to use a humidifier inside the mini greenhouse.