roof circulation ventilator fan without power

roof circulation ventilator fan without power

Functions and Features of  roof circulation ventilator fan  without power 

 1,It can absorb the hot air, moisture, dust, foul smell, smoke from residence and from kitchen chimneys of workshops  automatically, also it can decrease indoor noise, increase light.

2,It runs automatically all the time and no stop according to natural weather; It doesn't need any power, saving energy and cost.
3, It is installed on the top of buildings or on the wall with good appearance.
4, Simple and convenient installation, No Operational and Maintenance Costs.
5, No roof leaking, 100% waterproof result with raining or snowing weather.
6,Enhances the architectural and aesthetic appearance of buildings.
7, It suits all roof types with slopes from zero to 22.5degree.
8, Precision steel bearings imported from abroad.
9, Improves efficiency of air conditioning. Where ducted air conditioning is installed at home. It will lower roof space temperatures, thereby reducing the level of heat exchange occurring between air in the attic and the cool air carried  within the ducting system. This in turn causes less strain on the air-conditioner unit

Performance characteristics of  roof circulation ventilator fan  without power 

 1) Easy installation and maintenance. 

2) Rotary stably, quietly to improve the inner environment of room.

3) Using complete senior axis bearing, no lubrication, solid. 

4) Corrosive resistance, acid and alkali resistance, long service life.

The details of   roof circulation ventilator fan  without power 

The parts of   roof circulation ventilator fan  without power 

Installation of  roof circulation ventilator fan  without power 

Application of   roof circulation ventilator fan  without power 

Packing and delivery of   roof circulation ventilator fan  without power 

Our company

♥Qingzhou Gongle Electric Fan Co., Ltd. founded in 1978, is a private enterprise from primary Qingzhou City Electric Fan Company in No.1388 Industrial Road, Qingzhou City, Shandong Province, China.
♥ Our company is a professional manufacturer that specializes in making ventilation fans, axial exhaust fans, industrial wall fans,standing fans,and so on. 
♥They are widely used in many fields such as enterprise workshops, textile mills, garment production workshops, animal husbandry, closed poultry houses, and greenhouses, etc
♥The company possesses the strong technical power and the perfect test method. The quality of product always comes out top in previous assessments.

Our exhibition

Our certificate

 Our service: Good quality, lower price, best service

 FAQ:

1.Trade Terms: EXW,FOB,CFR and CIF

2.Payment Terms: T/T,L/C, Western Union, MoneyGram

3.Payment Condition: 30% deposit in advance,70% balance before delivery

4.Delivery Time: 15 days after paid in full

5.Packing: By carton

6.Shipping: By sea/air/express delivery

  IF YOU LIKE OUR PRODUCTS ,DON'T HESITATE TO CONTACT ME !