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MasterSeal® NP1™ Sealant

BASF MasterSeal® NP1™ Polyurethane Sealants

One-Component, High Performance, Non-Priming, Gun-Grade,
Elastomeric Polyurethane Sealant

MasterSeal NP 1 requires no mixing and typically requires no priming to bond to many materials, including concrete and masonry. Available in 11 colors. Packaged at 30 tubes per case (10.1 oz tube).

    Primary and Recommended Uses:
  • Interior and exterior | Above and below grade | Immersed in water
  • Concrete | Masonry | Aluminium | Wood
  • Expansion wall joints | Curtain wall construction
  • Panel walls | Precast units
  • Aluminium and wood window frames
  • Fascia | Parapets | Structural components
  • Vinyl siding | Roofing
    Features:
  • Joint movement capability ±35% | Easy to gun and tool | Range of colors
  • Bonds to most construction materials without a primer | One component
  • Weather resistant | Wide temperature application range | Compatible with non-rigid paints
  • 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
  • Meets VOC requirements in all 50 states
   
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Part NumberDescriptionUnit of
Measure
Pkg QtyQuantity
NP1ALUGRY
NP1 Polyurethane Sealant Aluminum Gray1
NP1BLK
NP1 Polyurethane Sealant Black1
NP1LMSTN
NP1 Polyurethane Sealant Limestone Gray1
NP1MDBRZ
NP1 Polyurethane Sealant Medium Bronze1
NP1OWHT
NP1 Polyurethane Sealant Off White1
NP1SPCBRZ
NP1 Polyurethane Sealant Special Bronze1
NP1STONE
NP1 Polyurethane Sealant Stone1
NP1TAN
NP1 Polyurethane Sealant Tan1
NP1WHT
NP1 Polyurethane Sealant White1