Window, Door & Siding Projects(27 products)

DAP EXTREME STRETCH Acrylic Urethane Premium Elastomeric Sealant White 300 mL

For unmatched flexibility and strength, choose EXTREME STRETCH Acrylic Urethane Premium Elastomeric Sealant. Blending acrylic and polyurethane, this high-performance sealant stretches up to 600%, providing a long-lasting, crackproof seal that withstands the harshest weather conditions. Its waterproof, UV, and mildew-resistant formula adheres to virtually any substrate and joints up to 3" wide, making it ideal for both interior and exterior projects, including windows, doors, siding, gutters, trim, and more. Perfect for demanding environments, this versatile sealant is paintable in just 2 hours.

DAP DYNAFLEX ULTRA Advanced Exterior Sealant 162 ml White

Powered by innovative Weather Max Technology for long-lasting, All Weather Protection. This premium latex formulation provides exceptional UV, mould, mildew and algae resistance, as well as a durable, 100% waterproof seal that stands up to the elements. It stays permanently flexible to endure expansion and contraction caused by sun, heat, cold, wind and rain.

DAP DYNAFLEX 230® Premium Elastomeric Sealant White 162 mL (Squeeze Tube)

Discover the pinnacle of sealant technology with DYNAFLEX 230® Premium Elastomeric Sealant, an advanced latex formula engineered with silicone-like toughness for a long-lasting seal that flexes seamlessly with joint movements caused by temperature and humidity fluctuations. Ideal for sealing joints up to 2" wide, DYNAFLEX 230 enhances your home's energy efficiency by securing gaps around windows, doors, and trim. Its 100% waterproof and weatherproof properties resist UV light and harsh environmental conditions, effectively preventing moisture infiltration and resisting mould and mildew growth. Suitable for both indoor and outdoor applications, it can be painted within 2 hours of application. Perfect for contractors, DIY enthusiasts, and homeowners alike, DYNAFLEX 230® sets a new standard for sealant technology.

DAP ALEX FLEX® Premium Acrylic Latex Sealant for Moulding & Trim White 300 mL

Elevate your trim work with ALEX FLEX® Premium Moulding & Trim Acrylic Latex Sealant. Specifically designed for moulding and trim applications, this high-performance sealant delivers excellent adhesion and flexibility, ensuring a crackproof finish. Whether you're working with wood, PVC, or composite moulding, ALEX FLEX® offers smooth, easy application and tooling, making it ideal for sealing gaps around trim, crown moulding, baseboards, and windows. Paintable in just 30 minutes, achieve a flawless finish without show-through or discoloration. Suitable for both indoor and outdoor projects, ALEX FLEX® creates a watertight, weatherproof seal that resists mould and mildew, ensuring a long-lasting professional look.