USG -Durock™ CST™ Moisture Vapor Reducer

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Penetrating concrete moisture barrier utilizing reactive chemistry

USG Durock™ CST™ Moisture Vapor Reducer is a single component moisture mitigation system that reacts with concrete to create a permanent moisture barrier 2-4 mm below the surface.


Category: 096000 | concrete | concrete flooring...

MasterFormat: Cast-In-Place Concrete | Common Work Results for Flooring Preparation | Flooring...



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Overview


Durock™ CST™ Moisture Vapor Reducer

Penetrating concrete moisture barrier utilizing reactive chemistry

USG Durock™ CST™ Moisture Vapor Reducer is a single component moisture mitigation system that reacts with concrete to create a permanent moisture barrier 2-4 mm below the surface.

Main Features

USG Durock™ CST™ Moisture Vapor Reducer contains moisture-responsive particles that swell and contract to help regulate moisture vapor transmission rates at the surface of concrete.

  • Effective at managing MVER up to 10 lbs. (ASTM F1869) and RH up to 99% (ASTM F2170)

  • Silicate-free penetrating concrete moisture barrier

  • Moisture-responsive particles help create a permanent membrane 2-4 mm below the surface

  • Maintains a consistent pH at the surface level

  • Maintains surface profile for optimal bond of patching and leveling compounds and coatings

  • Dries in as little as 1 hour

  • Can be applied 24 hours after concrete is poured


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