FirstFlexible are aluminium flexible ducts of the highest quality. They are extremely versatile and flexible, suitable for all high and low velocity air conditioning and ventilation systems. This high quality products are manufactured by laminating aluminium foil and two ply of polyester film over a sturdy spring steel wire helix to give excellent strength and flexibility.
There are both pre insulated and non insulated forms, with sizes from 4 inches to 20 inches. MasterFlex unlike other ducts that only have a foil wrap over the fiberglass, pre insulated air duct comprising of two concentric helical duct that house the fiberglass wool between them, making it superier and sturdier product.
MasterFlex are easy to install in any place, be it tight inconvenient place with awkward obstruction. Its flexibility allows it to align itself into smooth profiles and curves unlike rigid ducts that are connected through a series of right angle turns
MasterFlex are strong, durable and fire-resistant with a flexibility of being compressed to 10% of its extended length
Densities Available(1”1 lb/m2)25mm 16kg/m3 (1”1.5 lb/m2)25mm 24kg/m3 (1”2 lb/m2)25mm 32kg/m3
We use high quality glass wools for the insulating of our ducts
MasterFlex - InsulatedSize Range4 to 16 inches Standard Length10 meter Temperature Range-30° to 110° C Steel Wire1.0 to 1.2 mm Pressure Rating250mm WG (+ve)
25mm WG (-ve) Mineral Wool1 inch to 2 inches
1 lb. to 2 lb.
MasterFlex - PlainSize Range4 to 20 inches CompressionUp to 90% Standard Length10 meter Temperature Range-30° to 110° C Steel Wire1.0 to 1.2 mm Pressure Rating250mm WG (+ve)
25mm WG (-ve)