No Power Roof Fan /Industrial Roof Ventilation Fans Manufacturer
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Product Highlights
- Natural Ventilation Power: Operates using natural air convection without electricity or noise.
- 304 Stainless Steel Material: Constructed from high-quality stainless steel for superior corrosion resistance.
- Zero Maintenance Required: No lubrication needed with senior axis bearings and low fault rate.
- Acid and Alkali Proof: Blades and base are anti-corrosion, acid-alkali resistant, and anti-aging.
- High Sensitivity Design: Slight wind or temperature changes can drive the turbine blade to rotate.
- Quiet Operation: Closed bearing core ensures noise-free running for improved indoor environment.
- Fire Safety: Eliminates risks of short circuits and voltage overload associated with electric fans.
- Multiple Certifications: Products certified with CCC, CE, ISO, RoHS, and optional UL/PSE.
Product Attributes
- Customization
- Available
- Material
- Stainless Steel, Stainless Steel
- Blade Material
- Stainless Steel
- Type
- Cooling Fan
- Electric Current Type
- AC
- Mounting
- Roof Fan
- Certification
- RoHS, UR, ISO, CE, CCC
- Installation
- Roof Fan
- Product Name
- Roof Fan
- Package
- Standard Carton
- MOQ
- 50set
- Keywords
- Roof Fan
- Materical
- Stainless Steel 304
- Hight
- 35cm
- Diameter
- 0.51cm
- Size
- 600*600*480mm
- Advantage
- Unpowered Wind Bulb
- Transport Package
- Export Standard Packing
- Specification
- 500mm
- Trademark
- JUNYANG
- Origin
- China
- Production Capacity
- 10000 / Month
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
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Product Description
| Specifications | A | B | C |
| JY-100 | 100mm | 150mm | 180mm |
| JY-150 | 150mm | 220mm | 200mm |
| JY-200 | 200mm | 300mm | 240mm |
| JY-300 | 300mm | 430mm | 330mm |
| JY-400 | 400mm | 530mm | 430mm |
| JY-500 | 500mm | 600mm | 470mm |
| JY-600 | 600mm | 700mm | 500mm |
| JY-800 | 800mm | 970mm | 720mm |
Product performance description
Rooftop non-power fan is the use of natural air convection principle, combined with its own unique structural design, any parallel direction of air flow, accelerate and change into vertical air flow from bottom to top, in order to improve the indoor ventilation effect
Rooftop fan does not need electricity, no noise, can run for a long time, exhaust indoor heat, flue gas, odor, water vapor, etc., it has many exhaust equipment do not have the characteristics
304 stainless steel material
Selection of fine steel, every detail carefully made, hard appearance, corrosion resistance
No power and no maintenance
There is no need for automatic exhaust of electricity throughout the day, and it can reduce fire and a lot of other unnecessary troubles caused by short circuit of wires or voltage overload
Smooth surface
Smooth and beautiful appearance, the overall design is unique to attract the eye, popular with the public
voice
Noise free and durable There is no noise when the fan is running, and the core of the fan is made of closed bearing, and the blade base is made of stainless steel sheet in one stamping form, which is anti-corrosion, acid and alkali resistance, anti-aging, and has a long service life
Performance Characteristics:
1.Natural wind drives,operating in 24 hours of the whole day.
2.High sensitivity ,slight wind or the range of temperature can drive the turbine blade to turn around .
3. Rotary stablely ,quietly to improve the inner environment of room.
4.Using complete senior axis bearing, no lubrication ,solid ,low fault rate. 5.Corrosion resistance,acid and alkali proof,long service life .
1) Q:Are you trading company or factory?
A:We are a factory with many years of experience.
2) Q: How can i get your pricelist?
A:Send an enquiry to us and tell us u need our pricelist,our sales will reply u within 24 hours with pricelist.
A:0f course I'm sure our high quality products will bring you more orders,but you may need to pay sample charge which will be returned afterany order signed.
4) Q:What certificates your products have?
A:Most of our products have CCC,CE,ISO and RoHS certificates.If you needothers such as UL,PSE and so on, we can proceed them too.
5) Q: What is the after-sale service proposal?
A: Considering to the expensive overseas freight, we advise to provide certainpercent of critical components for free, or provide certain discount to let ourbusiness partners handle the after-sale service by themselves.
6) Q:What's your delivery time?
A:Usually it can be within 30 days!
7) Q:What is your accept payment method?
A:We can accept TT,Paypal,L/C at sight. 30% deposit before production and 70%before loading!
About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASI265492". Items marked "" are certified.
Company Profile
Qingzhou Junyang Industry And Trade Co., Ltd, is the biggest and the most professional manufacturer of ventilation, cooling, humidification and heating equipment in Asia.
Our company has about 60series over 200 varieties of products including exhaust fan, , air cooler, circulation fan, cooling pad machine, cooling pad raw materical and heaters.
The working team has more than 200 workers including 20 engineers and 6 senior mechanical engineers.
As the No. 1 ventilation equipment manufacturer in China, we have more than 20 years of professional design and production experience, the workshop equipped with the most advanced CNC production lines and laser cutting machines, top quality level in the industry.
Our company is a high-tech enterprise which includes designing, manufacturing, installation, sales and after-sales service, we have strong technical strength and have established long-term and close cooperation with NanJing University, Xi′ An Jiaotong University, Shanhai Polytechnic University, Huazhong University of Science and Technology, creating good platform for the company technological innovation, product research and development.
Our company have professional and strict management of parts control which guarantees all the parts are perfectly packed, assorted and labeled.
Company Business Principle: All for customers; For all customers; For customers′ All.
Marketing Conception: Customer is supreme, Quality is first, Service is vital.
Company Value: Respect, Sincerity, Communication, Mutual benefit, Mutual development
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- Shop Front Room 1. Building District C, Yide Garden, Qingzhou City, Weifang City, Shandong Province
-
Plant Area
- 1270 square meters
-
Number of Employees
- 7
-
Registered Capital
- 300,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Qingdao Port;
-
Minimum Order Quantity
- 1 Pc
-
Supply Chain Partners
- 5
Our Production Capability & Technical Expertise
-
Main Products
- Exhaust Fan, Adhesive, Cooling Pad Paper
-
Production Lines
- 1
-
Production Machines
- Bend Machine, Bend Machine, Welding machine
-
QA/QC inspectors
- 2 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instruction but no written records
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
R&D Engineers
- 1 people
-
Traceability of Raw Materials
- No
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2023-04-13
-
Export Year
- 2 years
-
Main Markets
- Europe, Africa
-
Repeat Buyers Choice
- 80%~100%
-
Number of Foreign Trading Staff
- 1
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Cooperated with Fortune 500
- No
FAQ
- Are you a trading company or factory?
- We are a factory with many years of experience.
- How can I get your pricelist?
- Send an enquiry to us and tell us you need our pricelist, our sales will reply within 24 hours with pricelist.
- Can I get a sample?
- Of course, I'm sure our high quality products will bring you more orders, but you may need to pay sample charge which will be returned after any order signed.
- What certificates do your products have?
- Most of our products have CCC, CE, ISO and RoHS certificates. If you need others such as UL, PSE and so on, we can proceed them too.
- What is the after-sale service proposal?
- Considering to the expensive overseas freight, we advise to provide certain percent of critical components for free, or provide certain discount to let our business partners handle the after-sale service by themselves.
- What's your delivery time?
- Usually it can be within 30 days!
- What is your accepted payment method?
- We can accept TT, Paypal, L/C at sight. 30% deposit before production and 70% before loading!
Send your message to this supplier
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