OSI Quad Window & Door Sealant 10 fl oz

OSI Quad Window, Door, and Siding Sealant is a professional-grade, white elastomeric sealant designed for exterior use. Its advanced VOC-compliant formula adheres to wet or dry surfaces, even at freezing temperatures, making it suitable for all-season application. The sealant remains permanently flexible, resisting cracking or yellowing over time. Ideal for sealing windows, doors, and siding, it ensures durable performance in demanding building conditions.