Flexible Duct

GP Spira  flexible ducts. made of 2ply / 3ply / 4ply multi-layered Aluminium Polyester, Metalised Polyester etc Foil bonded together by quality adhesive and reinforced with high carbon corrosion-proof spring wire.  GP Spira Flexible duct is non-flammable, more efficient and more popular when compared with other flexible ducting system especially low cost single ply flexible air ducts.

Charactristics
    Able to withstand high air pressure
    Strong and Durable  with 2ply / 3ply / 4ply double  facing alumiminium foil
    No problem of air leakage
    GP Spira offers smooth Inner core which provides low friction loss
    Low operating cost
    Compressible and extendable by more than 10 times its original size. No problems of shrinking when fully
      extended
    Non -flammable.

Size Available
    Available in various.I.D. ranging from 100mm to 500mm (4" to 20").
    Supplied in Standard lengt of 10 meters each

Applications
    Ideal for all air conditioning/ventilating systems and any other industrial or residential applications including
     hospital, hotel, commercial and office buildings.
    Very flexible and can be connected to whatever position required.
    Economical, quick and easy to install even in complicated unworkable areas where other ducts cannot
      reach.
    Available bare or preinsulated with fiberglass of thickness 25mm (1"), or 50mm (2") X
     16kg/m3 or 24kg/m3.

Flexible Duct is available in different types

Pressure Loss Diagram