Positive Pressure Fan Air Supply Fan for Greenhouse

* The fan is made of high zinc hot-dip galvanized steel, the thickness of galvanized layer is 275g/㎡, the surface is sprayed with plastic treatment, double protection, corrosion resistance, no rust.

* Air duct connector adopts double air duct design and can be installed with single air duct or double air duct.

* The fan adopts square design, easy installation, all around equipped with mounting holes and greenhouse skeleton docking.

* The safe net is made of hot-dip galvanized wire, the surface is treated by spraying plastic, double layer protection, no rust.

* Fan blades are made of high quality nylon, beautiful appearance, low noise. Reasonable fan blade angle design, high efficiency.

* With 485 communication function, can connect indoor and outdoor sensors and computer control terminal, completely control the fan speed and start time.

* Easy control, you can choose fixed speed, voltage speed regulation, current speed regulation, 485 communication.