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Hardwood Adhesive, Moisture Control & Sound Reduction Membrane
Product overview

Bostik Vapor-Lock™ is a High performance hardwood flooring adhesive, moisture vapor membrane, and sound reduction membrane that provides a tough, flexible, tenacious bond to a variety of surfaces, and it is not adversely affected by exposure to moisture, water, or alkalinity.

Geographic availability
  • Canada
  • United States of America

Smart Advantages

Thickness Control™ Spacer Technology
Moisture vapor protection
Sound control membrane

Use Environment

  • Residential
  • Offices/light commercial
  • Heavy commercial
  • Offices
  • Hospital


  • Concrete
  • Plywood
  • OSB 
  • Well-bonded vinyl
  • Terrazzo
  • Ceramic tile
  • Cement backer board
  • Gypsum underlayments (dry, above-grade)
  • Cement patch/underlayments

Flooring Types

  • Solid hardwood 
  • Engineered hardwood
  • Bamboo 
  • Cork
  • Parquet
  • Plywood
  • Ceramic tile, marble, stone inlays (residential or light commercial only)