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HVAC System Textile Fireproof Air Duct

Ecograce Ventilation System Air Ducting Flexible Duct Fabric Air Duct , HVAC Ducting with fabrics , flexible duct with fabrics . Fire Retardant , Flame Retardant Flame Proof air ducting fabrics duct . Industrail Ventilation System Air Duct. Fabric Air Duct Hose , Flexible Air Fabric Duct Air Distribution Duct Textiles . Air Pipe Air Tube Air ducting Fabric For HVAC system air duct .

Quantity:
  • 68091-FR
  • ECOGRACE
  • 9080657238

Ecograce Ventilation System  Air Ducting Flexible Duct Fabric Air Duct , HVAC Ducting with fabrics , flexible duct with fabrics .  Fire Retardant , Flame Retardant Flame Proof air ducting fabrics duct . Industrail Ventilation System Air Duct. Fabric Air Duct Hose , Flexible Air Fabric Duct  Air Distribution Duct Textiles . Air Pipe Air Tube Air ducting Fabric For HVAC system air duct . 

ECOGRACE Fabric Air ducting advantages : 
Flame resistance conforms to EN71-2 : 2011/DIN4102/UL94.
Woven polyester fabric with both sides pvc coated.
Low friction loss.
Dual suspension fin/tab to withstand double pressure.  
Seam welded by hot air or HF to be airtight and provide low leakage.
High wear resistance and tear strength.
Anti-static feature(<3*108) optional.  
Diameter range 400mm-3000mm.
Standard length 20m, custom lengths available.
Standard coupling : zipper coupling + sleeve cover, other connection way available.  
Annual production 2,000,000m for ventilation ducts and 15,000,000 m2 duct fabric, fully meet your needs.

Ready for fast and easy installation.  

Apply for related certification as different country or region.






Specification of the Air Duct Fabrics :

Item Unit Result
Color -  customized
Base Fabric  - knitted/woven polyester fabric  
Weight g/m2 180 -900 or customized
Length m 1-300 or customized
Diameter of Duct mm 300-3000 or customized
 Joint of Duct  Longitudinal Joint ( Related to Diameter) pcs 1-4
Circumferential joint pcs 1
Sealing flap extend mm 10-20
Duct Non-perpendicularity with Duct Axes ° 3
Steel Ring Material - spring manganese steel or cold drawn steel
Diameter of Steel Ring mm 5-10 or customized
Distance Between Gromment mm 50-80  or customized
Suspension Way - suspension fin/patch or customized
Connection Way  - steel ring or zipper connection
Torsional Capacity Duct Length (≤5m) mm 1/24
Duct Length (>5m) 1/6
Tensile Strength of Welding Joint N/50mm 1000-2500 or customized
Tensile Strength (Warp/Weft) N/50mm 1500-3000 or customized
Tear Strength(Warp/Weft) N 400-600  or customized
Adhesion Strength N/50mm 60-100 or customized
Antistatic Ω <3*108  or optional
Wind Pressure Resistance Pa 3000-10000
Flame Retardant - EN-71/UL94/DIN4102  or customized


Zhejiang Grace Envirotech Co., Ltd.with the famouse brand "ECOGRACE", is one of the subsidiary of Grace Filter MFG ,based in U.K ,and developed in China .
Copyright  2016 Zhejiang Grace Envirotech Co., Ltd. All rights reserved.