High Quality for Underground Ventilation Duct Yellow - JULI® Accessories & Fittings – Foresight

High Quality for Underground Ventilation Duct Yellow - JULI® Accessories & Fittings – Foresight


Product Detail

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"Based on domestic market and expand overseas business" is our development strategy for Flexible Pipe For Exhaust Fan, Air Supply Vent, Air Duct Flexible, We welcome new and previous buyers from all walks of life to make contact with us for upcoming organization associations and mutual good results!
High Quality for Underground Ventilation Duct Yellow - JULI® Accessories & Fittings – Foresight Detail:

Product Informations

JULI® Accessories & Fittings can be made with PVC flexible fabric, polyester fiber as the base fabric, and coated with 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.

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®  Accessories&Fittings Technical Specification
Item Unit Value
Diameter mm 300-3000
Section length m 5, 10, 20, 30, 50, 100, 200, 300
Color - Yellow, Orange, Black
Suspension - Diameter<1800mm, single suspension fin/patch
Diameter≥1800mm, double suspension 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
The above values are average for reference, allowing 10% tolerance. Customization is acceptable for all given values.

 Product Feature

◈ Used for turning, reducing, switching, and connecting the main and branch tunnels.
◈ All fittings are available in both layflat and spiral, as well as oval.
◈ Many different fittings in various diameters, configurations, and lengths.
◈ The great flexibility of fittings adapts perfectly to your conditions.
◈ Processing with supplied drawings or samples is acceptable.
◈ Polyester woven or knit fabric with a PVC coating on both sides.
◈ The flame resistance meets DIN4102 B1/EN13501/NFPA701/DIN75200 standards.
◈ Diameters range from 200 mm to 3000 mm. Customization is acceptable for other dimensions.

Product Advantages


Product detail pictures:

High Quality for Underground Ventilation Duct Yellow - JULI® Accessories & Fittings – Foresight detail pictures


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We keep on with the theory of "quality first, provider initially, constant improvement and innovation to meet the customers" with the management and "zero defect, zero complaints" as the standard objective. To great our company, we deliver the merchandise using the fantastic excellent at the reasonable price for High Quality for Underground Ventilation Duct Yellow - JULI® Accessories & Fittings – Foresight , The product will supply to all over the world, such as: Canada, Puerto Rico, Bolivia, We have the best products and professional sales and technical team.With the development of our company, we are able to provide customers best products, good technical support, perfect after-sales service.
  • We are old friends, the company's product quality has been always very good and this time the price is also very cheap.
    5 Stars By Queena from Belgium - 2017.05.02 11:33
    The quality of the products is very good, especially in the details, can be seen that the company work actively to satisfy customer's interest, a nice supplier.
    5 Stars By Kelly from Kenya - 2017.03.28 16:34
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