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Master Seal HY-35


Product Overview

MasterSeal HY 35 is a one-component, fast-curing, gun-grade, elastomeric hybrid sealant. MasterSeal HY 35 is formulated with unique polymers that allow for versatile adhesion to a variety of substrates providing long term durability. It combines the best qualities of organic and silicone sealants to keep moving joints weathertight.​

 

Recommended uses: 

  • Vertical or horizontal
  • Exterior or interior
  • Above grade
  • For sealing a variety of building joints against water and air intrusion 
  • Store front systems 
  • Expansion joints
  • Panel walls 
  • Precast units
  • Aluminum, vinyl, and wood window frames
  • Fascia
  • Parapets
  • Sanitary applications
  • Roofing​


What are the unique features of MasterSeal HY 35? 

  • Strong adhesion to a variety of substrates resulting in a long-term bond
  • Formulated for joint movement of ±35%
  • Resists chalking, cracking, and fading to maintain long lasting weathertight seals
  • Compatible with elastomeric coatings and can be painted soon after installation
  • Easy to gun and tool, which speeds up application and makes neater joints
  • Fast curing helps to speed up jobsite production
  • Wide temperature application range
  • Non-staining formula for use on stone and other sensitive substrates
  • Meets all State and Federal VOC regulations
  • Low emitting material suitable for use in classrooms, health care facilities, private offices, and single family homes​


What are the benefits of MasterSeal HY 35?

  • Provides long lasting protection with strong resistance to UV and weather degradation
  • Quick skinning for applications requiring wall coatings
  • Available in a wide range of colors
  • Tenaciously adheres to a wide variety of substrates and coatings for use in a wide variety of applications
  • Class 35 - ASTM C 719
  • Exhibits low modulus - 80PSI ASTM D412​​
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