PRODUCT COVERED
Quietflex - Flexible Air ducts And Sleeves - CAN/ULC-S110 and UL 181.

PRODUCT DESCRIPTION 
The air ducts consist of a spirally wound wire, encapsulated in a core liner material, covered with fiberglass blanket material and an exterior vapor barrier material.
The air connectors are built identical to the cores used for the air ducts. They are not provided with insulation or the outer vapor barrier.
Sleeves are used for covering existing air ducts to add a layer of insulation to non-insulated ducts.

MODELS
Air Ducts - Styles 620, 640, 660, 665, 680, 685
Sleeves - Styles CBS42, CBS60, CBS80, CSS42, CSS60, and CSS80

RATINGS

UL 181 CAN/ULC-S110-07

Reaction to Fire Classification (Flexible Air ducts And Sleeves )

Class 1*

FLAME SPREAD RATINGS

Test Standard	Flame Spread	Smoke Development
UL723 CAN/ULC-S102,	25 or less	50 or less

*Class 1 – Air ducts and air connectors having a flame-spread index of not over 25 without evidence of continued progressive combustion and a smoke-developed index of not over 50.

LIMITATIONS
Residential:
Maximum rated positive pressure: 10 IN. WC
Maximum rated negative pressure: 1/2 IN. WC
Maximum rated velocity: 6000 FPM.

Commercial:
Maximum rated positive pressure: 16 IN. WC
Maximum rated negative pressure: 2 IN. WC
Maximum rated velocity: 6000 FPM

Note: A representative sample of the listed devices has been tested, investigated and found to comply with the requirements of the Standards for CAN/ULC-S110-07 "Standard Methods of Test For Air Ducts" and UL 181:2005, "Standard for Factory Made Air Ducts & Connectors" and are identified with the ETL Listed Mark.