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Leading Manufacturer for Flexible Exhaust Fan Duct - JULI® Flexible Oval Ventilation Duct – Foresight Detail:
Product Informations
JULI® oval ventilation duct is made of PVC flexible fabric with polyester fiber as the base fabric and is coated with a PVC membrane on both sides. Polyester fiber can be chosen for different user requirements and environments. The PVC membrane is fire resistant with DIN4102 B1, NFPA701, EN13501, DIN75200, and antistatic properties; all are accompanied by an SGS test result.
JULI® oval ventilation duct is made with two suspension fins outside. The angle can be customized according to the customer’s requirement. There are also two suspension fins connected with carabiner hooks and steel rope inside the duct to keep the oval shape.
suspension system

Single suspension fin

Double suspension fins

Single suspension patch

Double suspension patches
Coupling system

Zipper Coupling

Velcro Coupling

Eyelet Coupling

End ring Coupling
Product Parameters
| JULI® Oval Ventilation Ducting Technical Specification |
| Item |
Unit |
|
| Diameter |
mm |
450-1650 |
| Section length |
m |
5, 10, 20, 30, 50, 100, 200, 300 |
| Color |
- |
Yellow, Orange, Black |
| Suspension |
- |
Double susopenison fins/patches |
| Sealing face sleeve |
mm |
150-250 |
| Grommet spacing |
mm |
750 |
| Coupling |
- |
Zipper/Velcro/Steel ring/Eyelet |
| Fire resistance |
- |
DIN4102 B1/EN13501/NFPA701/DIN75200 |
| Antistatic |
Ω |
≤3 x 108 |
| Packing |
- |
Pallet |
| Diameter(mm) |
Dimension(mm) |
 |
| A |
B |
| 450 |
650 |
350 |
| 600 |
850 |
450 |
| 750 |
1100 |
550 |
| 800 |
1150 |
600 |
| 900 |
1300 |
700 |
| 1000 |
1400 |
750 |
| 1050 |
1500 |
800 |
| 1200 |
1700 |
900 |
| 1350 |
1950 |
1050 |
| 1500 |
2150 |
1150 |
| 1650 |
2300 |
1200 |
| The above values are average for reference, allowing 10% tolerance. Customization is acceptable for all given values. |
Product Feature
◈ Used for low headroom or small mine tunnels with a limited height.
◈ All ducting and fittings are available in both layflat and spiral.
◈ Increased airflow by maximizing duct space.
◈ Welding inside suspension fins reduce air leakage rates.
◈ Polyester woven or knit fabric with a PVC coating on both sides.
◈ The flame resistance meets DIN4102 B1/EN13501/NFPA701/DIN75200 standards.
◈ Diameters ranging from 450 to 1650mm, other dimensions are amenable to customization.


Product Advantages
Product detail pictures:
Related Product Guide:
"Sincerity, Innovation, Rigorousness, and Efficiency" would be the persistent conception of our corporation to the long-term to establish collectively with customers for mutual reciprocity and mutual benefit for Leading Manufacturer for Flexible Exhaust Fan Duct - JULI® Flexible Oval Ventilation Duct – Foresight , The product will supply to all over the world, such as: Australia, Adelaide, New Delhi, Qualified R&D engineer might be there for your consultation service and we will try our best to meet your requirements. So you should feel free to contact us for inquiries. You'll be able to send us emails or call us for small business. Also you are able to come to our business by yourself to get further knowing of us. And we are going to surely present you with the best quotation and after-sale service. We're ready to build stable and friendly relations with our merchants. To achieve mutual success, we'll make our best efforts to build a solid co-operation and transparent communication work with our companions. Above all, we're here to welcome your inquiries for any of our merchandise and service.