CP-11 Mastic (1 Gallon)

VI-CRYL® CP-11(spray/brush grade) weather barrier coating is a tough, durable and fire-resistive, water-based mastic for most types of thermal insulation and finishing & insulating cements. It is very thixotropic – it looks heavy, but spreads easily. It is outdoor-rated and U.V. resistant.

Typically used with Fiberglass Pipe Insulation

Size: 1 gallon bucket

The VI-CRYL® product also comes in a trowel grade, which is called CP-10