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1) Huge air flow, steady running, 2) Low noise, energy saving, 3) Axial flow,low total pressure, 4)CE certificate,high quality - details see: https://www.machineto.com/greenhouse-temperature-controlled-exhaust-fan-10176174

1) Huge air flow, steady running
2) Low noise, energy saving
3) Axial flow,low total pressure
4)CE certificate,high quality

Model/specification	Blade diameter (mm)	Blade speed (r/min)	Air volume (m3/min)	Total pressure (Pa)	Noise (DB)	Input power (KW)	Rated voltage (V)	Motor speed (r/min)	Size L×W×T(mm)
9FJ-71A	710	560	295	55	70	0.37	380	1350	810×810×350
9FJ-90A	900	560	445	60	70	0.55	380	1350	1000×1000×350
9FJ-100A	1000	560	540	62	70	0.75	380	1350	1100×1100×350
9FJ-125B	1250	325	670	55	70	0.75	380	1350	1400×1400×400
9FJ-140B	1400	325	925	60	70	1.1	380	1350	1550×1550×400
9FJ-160B	1600	325	1075	60	70	1.5	380	1350	1750×1750×400

This kind of exhaust fan has features like:The shutter utilizes its automatic controlling equipments to let shutter blade open and close automatically.thus it can reach the purpose of dustproof water proof. The series of fans have low noise, big wind volume, low consumption of electricity, good cooling effect and so on. It can be used in the workshops of the factory lognitudinal and transverse ventilation.This is the best cooling equipment for the factory workshop of the time. The quality of the product can reach the international standard.

Characteristics of Gongle fan:

1. The fan are all with original motors which are made all with copper wires.(We can assure lifetime using under using properly.)

2. We have four kinds of this kind of exaust fan R&D by our factory.They are:

1) 89 style which are designed in 1989.

2) 04 style which are designed in 2004.

3) Italian style which are made according to Italian. In this series there are two kinds with shutter, fan blade, wind set galvanized sheet and shutter, wind set galvanized sheet, fan blade stainless steel.

4) Dutch style which are made according to Dutch.In this series there are also two kinds with shutter,fan blade,wind set galvanized sheet and shutter,wind set galvanized sheet,fan blade stainless steel.