Master Seal NP 1 is a one-component high performance non-priming gun-grade elastomeric polyurethane sealant. It requires no mixing and typically requires no priming to bond to many materials including concrete and masonry.
- One-component formula requires no mixing helping to reduce labor costs
- Joint movement capability 35% provides excellent flexibility for keeping moving joints weather tight
- Easy to gun and tool speeding up application and making neater joints
- No primer required for most construction materials lowering installation costs