Aquabar "B" floor underlayment is an extremely effective moisture vapor retarder for use in a variety of interior construction applications.

Moisture Vapor Retarder

Aquabar "B" floor underlayment is an extremely effective moisture vapor retarder for use in a variety of interior construction applications. Consisting of two layers of asphalt laminated kraft paper, this product is a non-reinforced 30/30/30 duplex type Grade “B” paper. Aquabar “B” also acts as a ‘slipsheet’ to minimize dust and reduce noise.

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  • 36" x 167' (500 sq. ft. / roll)
  
  
  
  

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  • 15 lbs. / roll
  
  
  
  

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  • Use beneath wood flooring, ceramic tile and stone veneer or as a membrane on walls, counter tops, and residential showers
  
  
  
  

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  • Slows moisture migration, protects flooring from buckling, cupping or cracking
  
  
  
  

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  • Meets CA01350 Indoor Air Quality Standards
  
  
  
  

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  • Cleavage Membrane - ANSI A108.01 and A108.02
  
  
  
  

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  • Class II Vapor Retarder - IRC, IBC and NWFA
  
  
  
  

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  • Federal Specification:UU-B-79a, Type 1, Grade “B”, Style 1a
  
  
  
  

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  • ASTM D-779, ASTM D-828 and ASTM E-96