Vapor Barrier Solution /

10-Year Warranty

Roll, dry, and go. A simple moisture protection system for porous concrete slabs up to 100% RH.

CONCRETE SUBSTRATE WITH SIGNS OF MOISTURE

Our one-component, roll-on vapor barrier simplifies installation by eliminating the need for moisture testing or concrete profiling. Designed for porous concrete substrates, this system provides reliable protection against vapor emissions and is backed by a 10-year warranty when installed as directed and registered.

1. Adhesive (Required)

Core 4 Carpet or Core 4 Resilient Adhesive

2. Leveler (Required – choose 1 based on conditions) 

VL201 | Versatile cementitious self-Leveling product 

QL202 | Quick drying cementitious self-Leveling product

3.Mitigation Layer (Required) 

VBS311 | Vapor barrier solution for up to 100% RH  

4. Patch (Not Required - use based on condition of substrate)

MRS101 | Moisture Resistant Skim coat + patching compound

5. Crack + Joint Repair (Not Required – use based on condition of substrate) 

CJR400 | Crack + Joint Repair for concrete substrates 

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10-Year Warranty

One Source. One System. One Warranty.

When you choose a PrepWorx system, you're not just preparing the floor — you're protecting your investment. Our no-moisture-testing system is backed by a 10-Year warranty when installed as directed and registered onlin

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Prepworx / Technical Documents

PrepWorx is more than just a system — it’s a complete subfloor prep platform. Explore all six curated systems and our Series of individual products designed to simplify installation and protect your flooring from the ground up.

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