Sparko silicone mixed with anti-fungal additives high quality silicone no pungent smell and non-corrosive Suitable for grouting work that must be resistant to weather conditions. Industrial use Construction materials, both metal and brick, such as roof gutter work, awning work, water tank work, coated metal siding, automotive work, ship building, fixing and repair work Has special properties to prevent mold. For work in damp conditions With good adhesion and durability for grouting in mold-prone spots..