(1)DFW-84-l (Ⅱ)Centrifugal roof fan

Centrifugal roof fan ventilation specially used in chemical, metallurgy, steel rolling, cinemas, hotels, restaurants and size of plant, and buildings for ventilationThe fans select the best epoxy resins and three non-glass fiber cloth. With the characteristics of high mechanical strength, good corrosion resistance, light weight, small power consumption, high efficiency, low noise and smooth running.Fan blades using a hollow airfoil, improved aerodynamics, reducing drag losses, and it has sturdy and durable impeller. the impeller durable.

(2)BWS-85-6-type Centrifugal roof fan

It is domestic and foreign advanced roof ventilation equipment. Mainly used for ventilation in hotels, restaurants, theaters, office buildings, laboratories, factories, residential buildings.

This series of fan with the features of beautiful shape, compact structure, high strength, light weight, corrosion resistance, aging resistance, low power consumption, low noise, reliable operation, and easy to  install and maintain. Inward and outward venturi tube test method is used to test.Compared with similar products, its efficiency is improved by 30%.Our company also can produce explosion-proof roof fans according to user needs - proof roof fan, its performance with the same number is the same.

(3)DW3-88-11, DW4-75-11 series Centrifugal roof fan

Purposes: Low noise centrifugal fan DW3-88-11, DW4-75-11 series is suitable for all kinds of public facilities of local ventilation such as memorials, museums, hotels, restaurants, schools, stadiums, hospitals, office buildings and public housing.

Conditions of Use:The content of the amount of dust and other solid contaminants can not be lower than the 150mg / m³.Temperature of not less than 80Celsius degree.A sound level indicator is not lower than 55dB.

Structural Characteristics:The series roof ventilators matching YDW series three - phase Asynchronous external rotor motor with low noise, rated voltage 380Volt.Its low noise and reliable operation,high performance adjustment range, compact structure,shell is made of glass fiber reinforced plastic material and with the characteristics of light weight, attractive appearance, economical and durable as well as easy maintenance.

Performance and Selection:Fan performance generally refers to under standard conditions of Fan performance.

(4)FWT4-85-11Centrifugal roof fan

For local ventilation of ordinary centrifugal roof fan FWT4-85-11 series is suitable for factories, warehouses, buildings, schools, hospitals, sports centre, cinemas and hotels of ventilation.

Conditions of Use:The content of the amount of dust and other solid contaminants can not be higher than the 150mg / m³.Temperature of not less than 80Celsius degree.

Structure and design features:FWT4-85-11 series roof Centrifugal Fan flow and high static pressure.It uses the Y series three-phase motors, voltage 380 Volt.Casing impeller are made of glass fiber reinforced plastic material, with thefeatures of light weight, beautiful appearance and easy maintenance.

(5)BDW-87-3-type low-noise roof fan

BDW-87-3-type FRP low-noise roof fan is widely used in all kinds of industrial and civil buildings of full exhaust and local exhaust. In particular, hotels, schools, hospitals, conference hall, cinema, etc need quiet place is more applicable.It has some features that low noise, light weight, high efficiency,corrosion resistance, compact structure, beautiful appearance, reliable operation.

(6)BDW-87-4-type Centrifugal roof fan

BDW-87-4 FRP centrifugal roof fan with stepless speed control motor, using high quality glass fiber reinforced plastic materials precision production molding. Fan performance and noise has been tested and meet design requirements.With features of high efficiency, low power consumption, light weight, corrosion resistance, reliable operation and simple installation.Can be limited to less than 65(A)dB of noise, if noise level cannot yet meet the requirements, Noise Control box can be added between foundation and fan, our factory can provide the design and manufacture for users.

(7)BDW-87-5-type Roof Fan

(8)BDW-87-6-type Explosion-proof centrifugal roof fan

BDW-87-6-type Explosion-proof centrifugal roof fan is used for general explosion-proof requirements of the various agricultural and industrial buildings, military buildings, plant workshops, laboratories and warehouses of the ventilation.