Manufacturing Companies for A Duct That Provides Ventilation - JULI® Flexible Oval Ventilation Duct – Foresight

Manufacturing Companies for A Duct That Provides Ventilation - JULI® Flexible Oval Ventilation Duct – Foresight


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"Sincerity, Innovation, Rigorousness, and Efficiency" will be the persistent conception of our company to the long-term to establish together with customers for mutual reciprocity and mutual gain for Exhaust Air Ventilation, Pvc Flexible Fabric For Ducting, Spiral Ventilation Tube, We welcome new and outdated clients from all walks of daily life to get hold of us for long term organization associations and achieving mutual results!
Manufacturing Companies for A Duct That Provides Ventilation - 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


1. Single suspension fin

Single suspension fin


2. Dual suspension fin

Double suspension fins


3. Single suspension patch

Single suspension patch


4. Daul suspension patch

Double suspension patches

Coupling system


1. Zipper Coupling

Zipper Coupling


2. Velcro Coupling

Velcro Coupling


3. Eyelet Coupling

Eyelet Coupling


_Zipper_Coupling-removebg-preview

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)  1
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.

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JULI Flexible Oval Ventilation Duct

Product Advantages


Product detail pictures:

Manufacturing Companies for A Duct That Provides Ventilation - JULI® Flexible Oval Ventilation Duct – Foresight detail pictures

Manufacturing Companies for A Duct That Provides Ventilation - JULI® Flexible Oval Ventilation Duct – Foresight detail pictures


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We always do the job to be a tangible group making sure that we can provide you with the top top quality as well as ideal value for Manufacturing Companies for A Duct That Provides Ventilation - JULI® Flexible Oval Ventilation Duct – Foresight , The product will supply to all over the world, such as: French, Monaco, Nepal, Only for accomplishing the good-quality product to meet customer's demand, all of our products have been strictly inspected before shipment. We always think about the question on the side of the customers, because you win, we win!
  • We are really happy to find such a manufacturer that ensuring product quality at the same time the price is very cheap.
    5 Stars By Marian from Bangladesh - 2018.06.28 19:27
    This enterprise in the industry is strong and competitive, advancing with the times and develop sustainable, we are very pleased to have a opportunity to cooperate!
    5 Stars By Ellen from Sevilla - 2018.06.19 10:42
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