Description / Abstract: Material Description. This specification describes non-woven polyester or polyester rayon blends used as facings or scrims on insulation materials primarily for use in the engine compartment.

Two type of scrims are defined under this specification:

Type I: Surfaces where water repellency is required.

Type II: Surfaces where water repellency (resistance to penetration by water) is not required.

Symbols. Not applicable.

Applicability. Insulation materials primarily for use in the engine compartment.