Roof Ventilation Fan Industrial Roof Exhaust Fan Roof Fan Without Power

We purchase the most advanced large-scale professional production equipment at home and abroad, form a first-class production line and continue to invest a lot of money to develop new high-quality practical booster fan duct, EC Centrifugal Fan For Duct Ventilating Equipment, 6 inch inline fan. 'Meticulous manufacturing, sincere service' is the principle that we have always pursued, and striving for first-class products is our constant goal. Welcome customers from home and abroad to discuss business. Our company takes preciseness, innovation, integrity, enterprising as our enterprise spirit, adheres to the market requirements as the guidance, we take customer satisfaction as the purpose and adhere to quality first, reputation first. Because of the leading technology, the product is excellent. We are willing to cooperate sincerely with you and develop together!

Production description
YWF series centrifugal fan with external motor has features of compact structure,convenient installation, credible running, little noise, energy saving and high efficiency. 
Our product YWFF175 has several speed ranks, adapt to both frequency conversion and voltage transformation speed changing active.
Our products are widely used in refrigeration and ventilation fields, such as condenser’ evaporator, duct fans, ceiling fans.
Voltage and frequency: Single phase motor is 115/220V, 50/60HZ, three phase motor is 380V, 50/60HZ. We can also supply other fan motors with different voltages and frequencies according to clients’ requirement.
The average service life of motors is more than 17500 hours.

Performance parameters

Product feature and application

(1) Product feature:

●Compact structure

●Specialized design

●Refined process control

●Simple Installation

●High efficiency and low noise

●Long service life

(2)Application

Exhausting industrial processes, roof and building ventilation, clean room and other sensitive HEPA filtering application, laboratory and research facility ventilation, air conditioner, heat exchangers, in-line duct blowers, range hood, fire place inserts, humidifiers, dehumidifiers, hand dryers

Production details 

Deliver and serving

(1)Deliver

About 30-40 days after receive client’s payment. Because we are manufacturer, and we don’t have production in stock. We will arrange production as soon as possible.

(2)Service

①Pre-sales services:

We have Personalized Customization Scheme for every client.

We will adjust the voltage, frequency, length of line and other detail character according to client’s demand.

②After-sales services

According to the requirements of consumers, carry out the technical guidance on the use and other aspects

Dealing with customers' letters, visits and telephone complaints, answering customers' inquiries. At the same time, we will use various ways to collect the opinions of consumers on the quality of products, and improve them in time according to the situation.

warranty: one year after ETD.

We develop new models of the Roof Ventilation Fan Industrial Roof Exhaust Fan Roof Fan Without Power very fast, and we can respond quickly to the latest needs of the market. Service - service is the favorable guarantee for our enterprise to stand in the market. We require to establish the concept of mutual communication and service between the enterprise and customers, internal departments and employees, so as to ensure timely, careful and thoughtful service for customers. In order to meet the needs of customers, we constantly introduce new materials, new structures, new applications, new specifications, and put them on the market in the form of series.