Bostik MVP4 Moisture Vapor Protection for hardwood flooring
Bostik's MVP4 is a one-part, trowel-applied, elastomeric, moisture-cure urethane membrane designed to:
Establish an anti-fracture membrane that can bridge subfloor cracks up to 1/8" prior to or after installation.
Reduce Moisture Vapor Transmission from the subfloor.
Create a Noise Reduction Barrier over the substrate....