- Product Type:Waterborne Coating, Coating
- Features:Fire-Resistant, Water-based, Cost Effective
- Compatible Substrates & Surfaces:Polystyrene (PS) Foam
- Application Method:Air Less Spray, Brush
Foster® Vapor-FAS™ WB Coating 30-65™ is a cost-effective, fire-resistant vapor retardant coating designed for various thermal insulation applications, including polystyrene foam. It is particularly well-suited for providing a vapor retarder seal at joints, laps, and weld pin punctures on ASJ, FRK, and FSK jackets and board facings.