Fabric Ducting - Flexible - Fabriflex Type 3M - Part Number: 1FAB3MX

A premium insulated flexible air duct, Fab 3M is made of a reinforced aluminized trilaminate spirally wound and mechanically locked toegther by a corrosive resistant galvanized steel helix. The core is wrapped with thick fiberglass insulation and sleeved by a flame retardant, scrim foil mylar vapour barrier. This high pressure ULC-S110 and UL-181 Class1 product exhibits the premium fabricated components esstential for most return air systems.

Note:

This ULC Class 1 product has a flame spread rating of not over 25 without evidence of continued progressive combustion and a smoke developed rating of not over 50.

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