Aquabar"b" - Underlayment - Hardwood

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  • Regular price $49.99
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Underlayment designed for hardwood

Aquabar B is a hardwood floor and tile underlayment that protects against moisture vapor related problems. It helps to eliminate bucking, cupping or cracking below wood flooring and also minimizes dust and noise. Also used as a membrane on walls, counter tops or residential showers.

  • High moisture resistance
  • Low vapor permeance
  • 30/30/30 construction
  • Clean & easy installation
  • Size: 36″ x 167 LF (500 sq. ft.)

Consisting of two layers or kraft paper laminated with asphalt, Aquabar “B” is a non-reinforced 30/30/30 duplex type Grade “B” paper


500 sq ft / roll