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MASTERSEAL NP 125 ADHESIVE AND SEALANT 10OZ CLEAR

Item #: SONC25.300  |  Mfr #: 324322
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BASF MASTERSEAL NP 125 CLEAR 10.1 OZ 

Masterseal NP 125 is a one-component, clear, elastomeric, gun-grade thermoplastic sealant and adhesive

Formerly: Sonolastic Clear 25

Masterseal NP 125 requires no mixing and bonds tenaciously to common roofing materials, including concrete and clay roof tiles, metal flashings and masonry.

Product Highlights:

  • One-component formula requires no mixing, helping to reduce labor costs
  • Superior holding power for longer lasting seals 
  • Joint movement capability of 25% total provides excellent flexibility, keeping moving joints tightly sealed 
  • Easy to gun and tool, speeding up application and making neater joints 
  • Suitable for exterior applications (roofing) 
  • Bonds similar and dissimilar materials (see applications & substrates below) 
  • Clear formula blends with any substrate color 
  • Weather resistant for long-lasting weathertight seals 
  • Wide temperature application range makes MasterSeal NP 125 suitable for all climates 
  • Compatible with non-rigid paints and can be painted 

Applications:

  • Residential and Commercial Sheet Roofing
  • Metal roofs
  • Shingled and tiled roofs
  • Between adjacent layers of roof tile
  • Sealing edge and ridge tiles
  • Penetration seals
  • Flashing
  • Skylight frames
  • Termination bars and reglets
  • Parapet expansion joints
  • Lap seals in metal roof assemblies
  • Sealing wood forms

Substrates

  • Clay 
  • Tile 
  • Concrete 
  • Masonry 
  • Aluminum 
  • Wood 
  • Vinyl 
  • Ceramic 
  • Porcelain 
  • Painted Metals 
  • Composite Materials 
  • Rubber 
  • Plexiglass 
  • Kynar 
  • Asphalt roof shingles


Joint Size D x W Inches 1 Gallon 10.3 Fl. Ounce Tube 20.3 Fl. Ounce Sausage 2 Gallon 4.5 Gallon Pail
3/16 x 1/4 411 33 64 821 1848
3/16 x 3/8 272 22 43 548 1232
3/16 x 1/2 205 16 32 411 924
3/16 x 5/8 164 13 26 329 739
3/16 x 3/4 137 11 21 274 616
1/4 x 1/4 411 33 64 821 1848
1/4 x 3/8 272 22 43 548 1232
1/4 x 1/2 205 16 32 411 924
1/4 x 5/8 164 13 26 329 739
1/4 x 3/4 137 11 21 274 616
3/8 x 1/4 411 33 64 821 1848
3/8 x 3/8 272 22 43 548 1232
3/8 x 1/2 205 16 32 411 924
3/16 x 5/8 164 13 26 329 739
3/8 x 3/4 137 11 21 274 616