Dap Dynaflex 800 Advanced All Weather Sealant is a premium exterior elastomeric sealant for all weather application, developed for professional siding, window and door installations. This formula stays flexible and won't crack or shrink to provide a long-lasting, flexible seal that prevents water and air intrusion.

• 100% waterproof & weatherproof
• Excellent UV resistance
• 1 hour rain and paint ready
• Extreme temperature application range: 0F to 120F
• Wet & damp surface application
• Shrink & crack proof
• Low odor
• Meets ASTM C920, Class 25, and complies with AAMA 808.3-16 Type I, AAMA 803.3-16 Type I, and AAMA 802.2-16 Type II.
• Interior/exterior use