MasterSeal 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 masonr...

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Product Review

MasterSeal 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. Trust MasterSeal NP 1 for your critical applications, from wall joints and window perimeters to roof seals and fire rated joints.

  • White color
  • 10 oz tube, 12 count per carton
  • Flexible and durable
  • High adhesion
  • Suitable for various substrates

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