aluminum corrugated air duct
USD $1 - $3 /Piece
Min.Order:300 Pieces
Shanghai Xuanyuan Air-Conditioning Equipment Co., Ltd.
Aluminum semi-rigid duct
AS-type air duct is designed for wherever Class 1 air duct is required
The corrugated aluminum is twisted to form a continuous airtight lock-seam
AS-type air duct is suitable for heating, ventilation and air conditioning systems, fireplaces, dust and smoke collectors, as well as a number of other applications requiring a product that is both durable and reliable
Construction Materials
The air duct is made entirely of aluminum that is twisted to form a continuous airtight lock-seam.
Operating Pressure (inches water column)
Positive = 6 inches H²O (1.5 kPa)
Negative = 6 inches H²O (1.5 kPa)
Operating Temperature Range
Minimum = -20°F (-28°C)
Maximum = 435°F (224°C)
Velocity (feet per minute)
5,000 f.p.m. (25 m/s)
Surface Burning Characteristics
Maximum Flame Spread = 0
Maximum Smoke Development = 0
Available Diameters
3, 4, 5, 6, 7, 8 inches
Available Lengths
10 feet