Ideal Seal 490

Ideal Seal® 490 is made with a laminated aluminum foil/fiberglass  scrim backing, and a heat activated adhesive system. 

Suggested end use

Ideal Seal 490 is designed for use in sealing joints and seams in fiberglass duct board insulation systems.  Use of an approved heating iron or closure machine is recommented to achieve maximum performance.


BackingAluminum Foil
Adhesive typeHeat Activated
Total thickness7 mils (0.18mm)
Tensile strength25 lb/in (109 N/25mm)
Adhesion72 oz/in (20 N/25mm)

( Id: 30 )