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Massive Selection for Lay Flat Ventilation Duct – JULI® Flexible Oval Ventilation Duct – Foresight

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  • Massive Selection for Lay Flat Ventilation Duct – JULI® Flexible Oval Ventilation Duct – Foresight
  • Massive Selection for Lay Flat Ventilation Duct – JULI® Flexible Oval Ventilation Duct – Foresight

Massive Selection for Lay Flat Ventilation Duct – JULI® Flexible Oval Ventilation Duct – Foresight


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With reliable excellent approach, great name and ideal consumer services, the series of products and solutions produced by our company are exported to many countries and regions for Tunnel Ventilation Standards, Helix Ventilation Pipe, Air Duct Replacement, The many thoughts and suggestions is going to be drastically appreciated! The great cooperation could boost each of us into better development!
Massive Selection for Lay Flat Ventilation 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


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:

Massive Selection for Lay Flat Ventilation Duct – JULI® Flexible Oval Ventilation Duct – Foresight detail pictures

Massive Selection for Lay Flat Ventilation Duct – JULI® Flexible Oval Ventilation Duct – Foresight detail pictures

Related Product Guide:
The key to our success is "Good Product or service High quality, Reasonable Rate and Efficient Service" for Massive Selection for Lay Flat Ventilation Duct – JULI® Flexible Oval Ventilation Duct – Foresight , The product will supply to all over the world, such as: Colombia, Qatar, Rotterdam, Insisting on the high quality generation line management and customers expert assistance, we now have designed our resolution to offer our buyers using the to start with amount getting and just after services practical experience. Maintaining the prevailing friendly relations with our buyers, we however innovate our solution lists all of the time to satisfy the brand new demands and adhere to the most up-to-date development of the market in Malta. We are ready to face the worries and make the improve to understand all the possibilities in international trade.
    • In China, we have purchased many times, this time is the most successful and most satisfactory, a sincere and realiable Chinese manufacturer!
    5 Stars By Norma from Guyana - 2017.02.28 14:19
    The company can keep up with the changes in this industry market, product updates fast and the price is cheap, this is our second cooperation, it's good.
    5 Stars By Ella from Serbia - 2018.12.28 15:18
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