Insulated flexible duct (Brown Core):
Product description:
This inner duct is made of PET material, and is filled with highly tensile spiral steel wires to support the flexible duct.
Outside hoe is wrapped by yellow Fiberglass of 25mm thickness and 24kg/cubic meter. The damp-proof outside package is composited by the aluminum foil and fiberglass.
It is mainly applicable to high/medium/low central air-conditioning and ventilation system.
Excellent performances: Flame resistance, resist compression, elasticity, insulation and easy installation.
Technical parameters:
1.Size range (diameter): 52-610mm;
2.Temperature range: -30º C ~ +140º C;
4.Maximum air velocity: 25.5m/s;
5.Maximum working pressure: 2500PA;
Different sizes are available as required!
Guangzhou Hehong Construction Materials Co., Ltd. Was established in Y2006, which is an innovative enterprise integrating with R & D, production, sales and service.
We focus on manufacturing products of Air-Conditioning and Ventilation system.
Our products are including Aluminum Foil Ventilation Duct, Insulation Duct, PVC Duct, Flexible Duct Connector, and accessories such as HVAC Insulation Pin/Hanger, Self Sticking Insulation Pin/Hanger, Duct Clamp, Aluminum Foil Tape, Fireproof Fabric, Thermal Insulation Pipe Support, 9501 Flame Retardant Tape, Asbestos Free Gasket, etc.
We keep expanding our business. Our products are not only used in main projects in China, but also export to Europe, America, Southeast Asia, Middle East and Australia, etc.
We have got ISO9001: 2008 Quality Management System Certificate of Approval in April 2013. Our products have passed Class A Non-combustible Type Approval Test by the National Fire Product Testing Center, and some product quality safety approvals such as CE, SGS, etc.
