Asked by: Elies Schulzke
asked in category: General Last Updated: 9th March, 2020

What is Sonolastic np1 used for?

Used as an acoustical sealant, MasterSeal NP 1 reduces sound transmission in partition systems to support high STC values by sealing spaces around cut-outs and at perimeters of partitions. The sealant cures to a tough rubber to form a long-lasting acoustical seal. Recommended uses: Interior and exterior.

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Beside this, how long does it take for MasterSeal np1 to dry?

temperature for at least 24 hours before using. subject to continuous water immersion, cure for 21 days at 70 °F (23 °C) and 50% relative humidity. Allow longer cure times at lower temperatures and humidities. Always use MasterSeal P 173.

Similarly, how do you clean up np1? How to Remove NP-1 Caulk

  1. Run a putty knife along the right and left seams of the bead of caulk to loosen the caulk from the surface.
  2. Slide the edge of the putty knife under the bead of loosened caulking material, and lift it up from the surface, sliding and lifting as far along as you can until the seam of caulk breaks.

Additionally, what is the difference between np1 and np2?

NP-1 and NP-2 Features: NP1 has 800% Elongation with 350 PSI Tensile. - NP-2: +/-50% movement, up to 2-inch joint; Color Tintable NP2 has 280% Elongation with 160 PSI tensile. - Both are available in 10.1 oz. cartridges, 20 oz.

Is MasterSeal np1 paintable?

NP-1™ requires no mixing and typically bonds to many materials without a primer, including concrete and masonry. NP1 dries with a smooth finish and is paintable.

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