- Product Type:1K (1 component) Coating, Elastomeric Coating, Waterborne Coating
- Features:UV Resistant, Excellent Flexibility, Breathable, Durable, Mildew Resistant, Water Resistant, Rapid Drying Properties, Mercury Free, Excellent Substrate Adhesion, Acid Resistant, Resilient, Good Weather Stability, Chemical Resistant
- Compatible Substrates & Surfaces:Fiberglass, Steel, Iron, Metal, Concrete
- Application Method:Brush, Roller, Trowel, Spray
L&L #300 Mastic EXP is a high-build, waterborne, elastomeric barrier coating. Its unique blend of premium acrylic resins and pigments combine to form a durable, mildew-resistant film with exceptional adhesion and flexibility. L&L 300 is a breathing mastic which allows damaging substrate moisture to escape, while protecting against ultra-violet, water and air-flow intrusion.