Best-Selling Tunnel Vent Duct - JULI® Accessories & Fittings – Foresight

Best-Selling Tunnel Vent Duct - JULI® Accessories & Fittings – Foresight


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"Quality 1st, Honesty as base, Sincere company and mutual profit" is our idea, in an effort to create consistently and pursue the excellence for Ventilation Ducting, Air Duct, Pressure Test Water Bag, We welcome new and previous clients from all walks of lifestyle to get in touch with us for long term business relationships and mutual accomplishment!
Best-Selling Tunnel Vent Duct - 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:

Best-Selling Tunnel Vent Duct - JULI® Accessories & Fittings – Foresight detail pictures


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While in the past few years, our organization absorbed and digested innovative technologies both equally at home and abroad. Meanwhile, our organization staffs a group of experts devoted for the advancement of Best-Selling Tunnel Vent Duct - JULI® Accessories & Fittings – Foresight , The product will supply to all over the world, such as: Cambodia, Tunisia, Mozambique, With the development and enlargement of mass clients abroad, now we have set up cooperative relationships with many major brands. We have our own factory and also have many reliable and well-cooperated factories in the field. Adhering to the "quality first, customer first, We are provideing high-quality, low-cost products and first-class service to customers. We sincerely hope to establish business relationship with customers from all over the world on the basis of quality, mutually benefit. We welcome OEM projects and designs.
  • We are long-term partners, there is no disappointment every time, we hope to maintain this friendship later!
    5 Stars By Muriel from Slovak Republic - 2017.09.22 11:32
    The enterprise has a strong capital and competitive power, product is sufficient, reliable, so we have no worries on cooperating with them.
    5 Stars By Hulda from Hyderabad - 2018.09.12 17:18
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