Biostop 750 Sprayable Firestop Mastic

Rector Seal Corp

SKU / Product InfoQuantity
66010
30 oz Caulk Grade 12/Case
66290
20.2 oz Caulk Grade 12/Case
66509
5 Gal Sprayable 1/Case
66520
1 Quart Self Leveling 12/Case
66522
5 Gal Self Leveling 1/Case

Quick Overview

  • UL Classified systems up to 3 hours
  • Meets UL 2079 standards & cycling requirements of ASTM E 1966 (500 cycles)
  • Remains flexible
  • Can be applied by spray, trowel or brush
  • Economical
  • VOC compliant
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Details


Biostop® 750, is a single-component, general purpose, fire-rated sealant for construction joints, such as: top of the wall, curtain wall perimeter, expansion, control, etc. Can also be used for general construction gaps and voids.

Available in three consistencies:

Biostop® 750 is a water-based sealant designed for spray application and allows for fast, economical installation on long joint runs. Self-Leveling is made for horizontal applications and Caulk Grade is a non-sag sealant that is easy to apply. Biostop® 750 cures to an elastomeric seal suitable for use where dynamic movement is expected. It is also an excellent, fire-rated acoustical sealant. STC rating 50, Tested in a UL 411 wall assembly/section to ASTM E90

Additional Information


Manufacturer: Rector Seal Corp

 
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