POLYPHASE 963 is an advanced full-spectrum preservative that offers superior protection against a wide variety of micro-organisms such as algae, fungi, surface mold, staining fungi, and mildew. Due to a high concentration of actives, POLYPHASE 963 is very cost-effective and offers long-term efficacy. It provides excellent dry-film antifungal and anti-algal protection in solvent-based coatings systems. POLYPHASE 963 was designed for non-aqueous coatings like alkyd paints, solvent-based acrylic paints, polyurethanes, and epoxy systems. It also provides excellent protection against mildew and algal growth on sealants and other applications. POLYPHASE 963 has broad spectrum efficacy against fungi and algae. It enhances efficiency and stability in alkyd systems. POLYPHASE 963 offers benefits like low moisture content, color stability and excellent cost-in-use profile which makes it suitable for long-lasting performance of coatings in various exterior applications.