A flexible and lightweight non-insulated air duct, Triple Lock (T/L) is manufactured by using a dead soft aluminum strip which is spirally wound and mechanically joined together forming an air tight and leakproof triple lock seam. A self supporting and corrosive resistant ULC-S110 and UL181 Class 1 product is produced which provides excellent strength and flexibility, adaptable to any low to high pressure heating, ventilation and air conditioning system.
Pressure Rated:
- 10" w.g. positive thru 16" Dia.
- 6" w.g. positive, 18" Dia.
- 12" w.g. negative, thru 16" Dia.
- 4" w.g. negative, 18" Dia.
Rated Velocity:
Operating Temperature Range: -60°F to +600°F
Flame/Smoke: 25/50 UL 181 Class 0
Note: This product is compressed by the manufacturer and then packaged for shipping purposes. To reach the specified length, the product needs to be unpackaged and stretched.