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MasterSeal NP 125 (Clear 25) Clear Structural Adhesive Sealant, 10.2 Oz (1) - MasterSeal NP 125 (formerly Sonolastic Clear 25), Clear Exterior Grade Structural Adhesive & Sealant. 10.2 oz/300ml Tube. Price/Tube. (24/case; order full cases for added discounts; UPS shipment only)
 
MasterSeal NP 125 (Clear 25) Clear Structural Adhesive Sealant, 10.2 Oz (1)
CLEAR25-PRO2000
$7.00 SALE $4.70
(Savings: $2.30)
 
 Buy 24 or more and pay $4.55 each (save $2.45) 
 Buy 96 or more and pay $4.45 each (save $2.55) 
 
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  PRODUCT: MasterSeal NP 125 (formerly Sonolastic Clear 25), Clear Exterior Grade Structural Adhesive & Sealant. 10.2 oz/300ml Tube. Price/Tube. (24/case; order full cases for added discounts; UPS shipment only)

Our best selling adhesive/sealant for roofing tile / exterior applications. Preferred by most roofers. Its quick curing, strong, and the clear color blends with all roofing tiles. Generally used on concrete and clay tile roofs for setting cut pieces, sealing odd flashing areas and repairing broken tiles.

DESCRIPTION:  Non-staining, translucent-clear drying, UV resistant, paintable, very easy to gun, quick curing exterior grade structural adhesive & sealant. (Very superior product to Geocel 2300 and 3500). One-component elastomeric structural adhesive / sealant. Supports up to 25% total joint movement. Fast Drying -- tack free in 25-30 minutes at 70F (cure requires greater than 50F temperatures). Tack Free in 10-30 minutes. Paintable in 1-2 hours in normal weather. Very high resistance to UV, Ozone and moisture.

APPLICATIONS: Exterior waterproof adhesive and sealant for most dissimilar materials including:
  • Roof Tiles (concrete and clay), Doors, windows, air conditioners, skylights
  • Roof tile installation and repairs
  • Glass block, Skylight leaks
  • RV's, trailers, mobile homes
  • Bonding automobile trim and molding (widely used in the automotive industry).
  • Waterproof roofing and sidewall lap seams.
  • Bonding & sealing joints constructed of pre-painted metals, glass, aluminum and plastics.
  • Waterproof and seal rivet seams or metal cap screws.
  • Sealing around roofing corner and end moldings.
  • Window glazing sealant for glass, aluminum, wood, concrete, fiberglass and vinyl widow systems.
  • Sealant for vinyl and aluminum siding.

CURE TIMES (at 75F and 50% RH):
  • Tack free: 10-20 minutes (faster in high temperatures)
  • Paintable: 1-2 hours
  • Handling: 12-24 hours
  • Full cure: 14 days
GENERAL PROPERTIES:
  • Vertical sag: None
  • Hardness: 35-40 Shore A
  • Tensile: 500 +/-25 psi
  • Elongation: 500%
  • Compliances: ASTM C 920, Type S, Grade NS, Class 12.5, Uses T, NT, M, A and O. Meets Federal Specification TT-S-00230C Type ii, Class B
  • Joint movement: 25% Total (+/- 12.5%)
LIMITATIONS:
  • Joints should be designed to be less than 1/2 x 1/2".
  • Use backer rod where needed to maintain proper dimensions.
  • Not suitable for TPO membrane roofing.

MORE PRODUCT INFORMATION:

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similar terms: NP-125, masterseal NP125, np125, PRO 2000, pro2000, pro-2000, 1032220, sonolastic clear 25, clear 25, clear structural adhesive, clear sealant, clear caulk, clear adhesive, clear structural sealant, window sealant, glass sealant, RV window sealant, glazing sealant, glazing, automotive adhesive, roof tile adhesive, chemrex, chemrex clear adhesive, chemrex pro 2000, geocel 2300, geocel 2400, geocel, aluminum siding sealant, vinyl siding sealant, flexible seal, A-seal
 

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