Exterior Sealant, DYNAFLEX ULTRA, Advanced, Black, Window, Door, and Siding, 10.1 oz.

Dynaflex Ultra Advanced Sealant for Window, Door, Siding & Trim applications is designed with innovative Weather Max Technology to resist UV fading, chalking, crumbling, cracking, and dirt accumulation. It also comes with a lifetime guarantee against mold, mildew, and algae, ensuring the sealant remains clean and new-looking. Dynaflex Ultra adheres strongly to common building materials and remains permanently flexible, providing a long-lasting, weatherproof seal that offers all-weather protection and withstands the elements. It is ready for rain and can be painted in one hour, enhancing productivity. This waterproof sealant does not bubble, has a low odor, and can be cleaned up easily with water. The sealant is easy to apply and smooths out effortlessly. Dynaflex Ultra meets ASTM C920, Class 35 standards, is VOC compliant, and is suitable for both exterior and interior applications. The caulk and sealants deliver durable performance for a variety of projects.

• Utilizes Weather Max Technology for long-lasting, all-weather protection, making it ideal for exterior sealing of windows, doors, siding, and trim.
• Is a versatile sealant with a proprietary synthetic latex formula that creates a 100% waterproof and weatherproof seal.
• Black sealant fills joints up to 1" wide, forming a tough hydrophobic surface that prevents water absorption and resists dirt, keeping the surface clean.
• Proprietary synthetic latex sealant is low in odor and can be cleaned up with water.
• Adheres to a wide range of building materials both indoors and outdoors, including wood, MDF, PVC, and composite trimboard; meets ASTM Specification C920, Class 35.
• Dries tack-free in 30 minutes and is ready for painting and rain in 1 hour.
• 100% waterproof and weatherproof seal ensures resistance to mold, mildew, and algae on the cured caulk surface.