800-009 | Pro-Air Duct Sealant – 1 Gallon Pail, White Pack of 4 | DiversiTech

DiversiTech Duct Sealant Pro-Air (sku: 800-009) is a premium-grade sealant designed to seal and repair ductwork, joints, and seams in HVAC systems. This versatile sealant offers excellent adhesion to metal, plastic, and fiberglass surfaces, forming a durable and airtight barrier. Crafted with advanced polymers, Duct Sealant Pro-Air provides superior flexibility, ensuring a long-lasting seal that withstands expansion and contraction due to temperature fluctuations. Its water-based formula is non-flammable and low-VOC, making it safe for use in occupied spaces. Key Features: - Exceptional adhesion to various HVAC surfaces - Cures to a tough, flexible seal - Impervious to moisture and air leakage - Non-flammable and low-VOC for safe handling Duct Sealant Pro-Air is ideal for sealing gaps around duct connections, registers, and plenums. It effectively prevents air leakage, reducing energy loss and improving system efficiency. Its quick-drying formula allows for efficient application, minimizing downtime during repairs or installations. Our HVAC supply store offers the most competitive prices and lightning-fast shipping on Duct Sealant Pro-Air. Enhance the performance of your HVAC system with this exceptional sealant and experience the difference it makes in maintaining optimal airflow and energy savings. Shop now at Our HVAC supply store! The DiversiTech® 800-009 water-based fiber-reinforced duct sealant is formulated for indoor or outdoor use. Meets U.L. Class 1 rating and local codes while featuring long term flexibility and strength. It can be used on metal heating, ventilating, and A/C duct systems as well as fiberglass duct board systems and flex duct systems. Recommended for use to 10 in. of water column pressure without the need for fiberglass mesh reinforcement.