Donseal GA777-AC Acoustic Caulk 9.5 fl. oz. for Soundproofing - Durable Acoustic Sealant for Doors, Window Frames, Walls, Ceilings, Wall Penetrations, Home Theater, etc.

Donseal GA777-AC is a professional-grade acoustical sealant and firestopping acrylic caulk designed for commercial and residential construction projects. Providing up to 3 hours of certified fire resistance and reducing sound transmission by 49 dB, this acoustic caulk for soundproofing ensures compliance with strict building regulations while improving occupant comfort. Its primer-free adhesion to concrete, masonry, wood, stone, and metal allows faster installation and reduced labor costs, while its paintable finish ensures long-term durability indoors. Low-VOC and LEED-compliant, Donseal GA777-AC is the reliable acoustical caulk and acoustic sealant of choice for contractors, architects, and facility managers seeking safety, efficiency, and sustainability in one solution.

• Quieter Living Spaces - This acoustical sealant blocks noise transfer up to 49 dB, making it the perfect acoustic caulk for soundproofing walls, ceilings, and partitions.
• Versatile & Easy Application - A single-component, water-based acoustical caulk, it adheres excellently to concrete, masonry, aluminum, stone, and wood without a primer, ensuring fast and clean installation.
• Strong & Easy Bonding - This acoustical caulk adheres firmly to concrete, wood, aluminum, blockwork, marble, natural stone and metal without primer, giving you a reliable seal that’s quick to apply.
• Durable Indoor Use - Our acoustic sealant stays flexible and tough, ensuring long-lasting protection in any environment. You can even use Donseal GA777-AC for other applications like cladding panels, metal sheets, pipes, ducts electrical boxes, etc.
• Safe Choice for the Earth - Low-VOC acoustical sealant that’s paintable and LEED-compliant, blending seamlessly into your project while supporting green building standards.