DescriptionBoss ExoGap Exterior Gap Filler is an easy-to-use general purpose siliconized gap filler. The non-toxic single pack formula is environmentally friendly and makes it ideal for use in residential applications. Suitable for filling cracks and gaps in a variety of interior and exterior applications.Features: Fast dry and non-shrinking Interior and exterior Paintable Excellent adhesion to a variety of substrates Super smooth finish and minimal slumping Long-lasting resistance to mildew and organic growth Clean up with waterSubstrate Preparation:All substrates must be dry and free from dust, dirt, mold, and other contaminants that could affect adhesion. Additionally, interior timber and fiber cement cavities should be primed before filling to ensure optimal results. Moreover, concrete cavities should be sealed with a high-quality concrete sealer prior to filling to prevent efflorescence and lime leaching.Directions for Use:Apply Boss ExoGap Exterior with a narrow filling blade. Take care to leave minimal excess filler around gaps and cracks, removing excess filler with a damp cloth, and allow to dry. After ensuring that the substrate has fully cured, apply a high-quality water- or oil-based top coat. While priming with a quality water- or oil-based primer is not mandatory, it can provide additional benefits such as improved adhesion, durability, and color retention. Do not allow prolonged exposure to sun or moisture.Applications:Fills gaps and cracks in – Timber and fibre cement weatherboards and claddings Timber trim, architraves, windows and door frames MDF and wood based composites Concrete blocks, stucco and masonryLimitations: Boss ExoGap Exterior should not be be subjected to prolonged exposure to rain or moisture. We recommend applying a high quality paint as soon as practicable after curing Not suitable for use with substrates which are permanently wet or subject to regular saturation Fill larger holes by applying filler in multiple layers, allowing filler to cure between applicationsSafety and Storage: Keep contents out of reach of children Store in a cool dry place out of direct sunlight for prolonged shelf life Content is non-hazardous and non-toxic. Dispose of empty container responsibly
