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Special Design for Layfalt Ventilation Ducting - JULI® Flexible Oval Ventilation Duct – Foresight

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  • Special Design for Layfalt Ventilation Ducting - JULI® Flexible Oval Ventilation Duct – Foresight
  • Special Design for Layfalt Ventilation Ducting - JULI® Flexible Oval Ventilation Duct – Foresight

Special Design for Layfalt Ventilation Ducting - JULI® Flexible Oval Ventilation Duct – Foresight


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Gaining purchaser gratification is our firm's intention eternally. We will make wonderful endeavours to build new and top-quality merchandise, satisfy your exclusive needs and provide you with pre-sale, on-sale and after-sale products and services for Portable Biogas Plant, Plastic Air Vent, Flexible Duct, We are seeking for extensive cooperation with honest customers, achieving a new cause of glory with customers and strategic partners.
Special Design for Layfalt Ventilation Ducting - 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:

Special Design for Layfalt Ventilation Ducting - JULI® Flexible Oval Ventilation Duct – Foresight detail pictures

Special Design for Layfalt Ventilation Ducting - JULI® Flexible Oval Ventilation Duct – Foresight detail pictures

Related Product Guide:
With a sound business credit, excellent after-sales service and modern manufacturing facilities, we have earned an excellent reputation among our customers across the world for Special Design for Layfalt Ventilation Ducting - JULI® Flexible Oval Ventilation Duct – Foresight , The product will supply to all over the world, such as: India, Honduras, Angola, We'd like to invite customers from abroad to discuss business with us. We can provide our clients with high quality products and excellent service. We are sure that we will have good cooperative relationships and make a brilliant future for both parties.
    • Factory equipment is advanced in the industry and the product is fine workmanship, moreover the price is very cheap, value for money!
    5 Stars By Jane from Porto - 2018.09.23 18:44
    The factory workers have rich industry knowledge and operational experience, we learned a lot in working with them,we are extremely grateful that we can encount a good company has excellent wokers.
    5 Stars By Myra from Brisbane - 2017.09.28 18:29
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