Aluminum Ducting - Flexible - T/L-A - Triple Lock Acoustic Duct - Part Number: 1TLAXXX

Triple Lock-Acoustic (TL/A) is an insulated acoustic air duct, manufactured by using a dead soft aluminum strip which is perforated, spirally wound and mechanically joined together.

The inner duct is draped with a thick fiberglass insulation and covered by a flame retardant, non-toxic polyethylene vapour barrier.

This top-rated UL-181 Class 1 product uses a Triple Lock (T/L basic) perforated core with an open area of 20% to 25% to completely cushion sounds such as air movement and duct vibrations.

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