Master Builders MasterSeal NP 2 Tint Base 1.5 Gallon Pail

MasterSeal NP 2 is a premium-grade, multi-component, polyurethane-based sealant designed for professional applications in a variety of construction and repair scenarios. This advanced sealant is tailored for the effective sealing of joints and cracks in a multitude of surfaces, offering superior adhesion, durability, and flexibility. Its formulation is engineered to provide long-lasting protection in even the most challenging environments, making it an ideal choice for both new construction and maintenance projects.

MasterSeal NP 2 exhibits exceptional performance characteristics that meet and exceed industry standards. The sealant demonstrates a robust tensile strength of over 300 psi and an elongation capacity of up to 1000%, ensuring it can withstand significant movement and stress without compromising its seal. It is suitable for application in temperatures ranging from -40°F to +180°F, catering to diverse climatic conditions. Additionally, MasterSeal NP 2 is resistant to weathering, further enhancing its longevity and effectiveness. Its estimated service life is over 20 years under typical conditions, providing lasting security and peace of mind.

MasterSeal NP 2 is highly versatile and can be applied to numerous substrates including concrete, metal, wood, and many plastics. It is particularly effective in sealing expansion joints, panel walls, floors, water reservoirs, and around window and door frames. The sealant is available in various colors to match specific project requirements, ensuring both functional and aesthetic alignment. It is imperative that surfaces are clean, dry, and free from oils or other contaminants for optimal adhesion. The product is easily mixable and can be applied using standard caulking equipment, facilitating straightforward and efficient application.

In line with modern safety and environmental standards, MasterSeal NP 2 is formulated to be low in volatile organic compounds (VOCs), minimizing its impact on both indoor and outdoor environments. It complies with various environmental certifications, ensuring its suitability for a wide range of projects. Users are encouraged to employ proper safety gear during application and adhere to the product’s safety guidelines as detailed in the datasheet. Adequate ventilation is recommended during indoor applications to maintain a healthy work environment. See datasheet for more information.