MasterSeal NP1 Aluminum Gray 10.1oz Polyurethane Sealant (12pk)
Premium moisture-cured polyurethane sealant with strong adhesion to most materials, flexible joint movement, and suitability for water immersion. Can be painted and used as an acoustical sealant to improve STC values. Customer note highlights quality and value for money
Highlights
- moisture-cured polyurethane
- high joint-movement tolerance
- acoustic sealing capability
Pros
- excellent adhesion to many materials
- high flexibility with ±35% movement
- suitable for water immersion
- can be painted
- also functions as acoustical sealant
Cons
- mixed feedback on functionality
Best For
Features
- Moisture-cured polyurethane sealant with strong adhesion to most materials without primer
- Cures in green concrete and remains flexible with +/-35% joint movement
- Suitable for joints from 1/4" to 1/2" in depth and available for wet-area use
- Can be painted and compatible with non-rigid coatings for acoustical sealing
