MasterSeal NP 2
A multi-component, polyurethane sealant
How does MasterSeal NP 2 work?
MasterSeal NP 2 (formerly known as Sonolastic NP 2) is a multi-component, highly flexible, non-priming, high-performance polyurethane sealant.
Recommended uses:
- Interior and exterior
- Above and below grade
- Immersed in water
- Expansion joints
- Panel walls
- Precast units
- Aluminum and wood window frames
- Roofing
- Fascia
- Parapets
- Vinyl siding
- Store front assemblies
- Parking structures
What are the unique features of MasterSeal NP 2?
- Wide temperature application range makes MasterSeal NP 2 suitable for all climates
- UL listed; Passes 4–hour, 4–inch, fire and hose stream test when used with Ultra Block or mineral wool
- Suitable for water immersion with documented performance in wet areas
- Bulk packaging results in less waste
- Formulated to withstand pedestrian and vehicular traffic
What are the benefits of MasterSeal NP 2?
- Joint movement capability +/- 25% provides excellent flexibility for keeping moving joints weather tight
- Weather resistant for long-lasting weather tight seals
- Easy to gun and tool to speed up application and make neater joints
- No primer required for most construction materials, lowering installation costs
- Chemical cure allows for faster turnaround time
- Long pot life provides extended working time
On the Job Videos
How to Apply MasterSeal® NP 2 sealant
US / Canada Product Information
Data GuideSafety Data Sheets (SDS):
MasterSeal NP 2 - Activator
MasterSeal NP 2 - Aluminum Gray
MasterSeal NP 2 - finPART Ab
MasterSeal NP 2 - Limestone
MasterSeal NP 2 - Pig Spc Disp
MasterSeal NP 2 - Pre Gray
MasterSeal NP 2 - Pretint Precast Gray
Direct contact
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