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Primer

Moisture Barrier  is a versatile, single-component polyurethane primer designed as a roll-on moisture membrane to reduce vapor transmission on both absorbent and non-absorbent subfloors, including gypsum-based underlayment. In addition to serving as an anti-dust agent, surface consolidator, and Damp-Proof Membrane (DPM) for cement, it provides effective anti-dust treatment for anhydrite and heated subfloors. This polyurethane reactive primer is fully compatible with the entire Forteko system.

  • 1 K Moisture Barrier
  • Fast Curing
  • Solvent Free
  • 95% rH Blocking
  • No Mixing Required
  • Zero VOC
Specifications
Raw Material BasePolyurethane resin
Type1K polyurethane roller applied penetrating moisture
barrier
ColorBrown Liquid
OdorNone
VOC Content0 g/l US regulatory
Working TimeApprox. 30–60 minutes
(depending on humidity)
Product Coverage1000 sq. ft. a Bottle
Cleaning Agent Within 1–2 hours
Shelf Life 18 months in unopened container at 70°F / 21°C, not below 40°F / 5°C
Freeze/thaw stable Yes
Unit Size 2.5 gal
Unit Weight 25.6 lbs. ea.
Dry Time 2–4 hours depending on humidity and temps; Should be dry to the touch no oil feeling
rH Blocking 95% rH Blocking with 2 coats Primer

1. Subfloor Preparation

Clean the subfloor thoroughly, removing all oil, grease, wax, paint, or other contaminants. Ensure the subfloor is crack-free. Concrete must be porous (according to per ASTM F3191) so P1000 can penetrate.

2. Moisture Test Subfloor

For concrete floors ensure concrete is under 98% rH with no hydrostatic pressure. **Do not apply on any concrete with hydrostatic pressure. For projects with radiant heat P1000 works up to 85% rH.

3a. Subfloor Preparation - Wood

Apply a single coat of P1000 with a 4-6mm roller. Distribute evenly, using approximately 2.5g to 1000sq. ft. to form a thin, uniform film. Avoid pooling, as this can delay drying and affect adhesive performance. 

3b. Subfloor Preparation - Concrete

Apply one or two coats of P1000 with a 4-6mm roller. Distribute evenly, using approximately 2.5g to 1000sq. ft. to form a thin, uniform film. Avoid pooling, as this can delay drying and affecting adhesive performance. If doing 2 coats they should go perpendicular to each other for best coverage. Wait 1-2 hours prior to applying the 2nd hot coat.*Only use on slabs that are cured (30-60 days)

4. Bonding Process

Begin bonding (applying adhesive) 4-6 hours (If humidity is low, preferably wait overnight) after applying P1000, but no later 5 days. Use only reactive adhesives, such as Forteko Trowel Glue T200 or Forteko Sausage Glue S30. If over 5 days, lightly buff for proper adhesion.

5. Product Handling

Do not return leftover product to the original container. Dispose of excess material responsibly.

Gypcrete Usage

For gypcrete P1000 primer can be applied, we suggest conducting a test to determine if a second coat is necessary for additional reinforcement. We recommend testing because gypcrete can be quite porous, which may require extra strengthening, and the installed psi could be lower than the specified value. We require 3 tests on gypcrete prior to using primer and glue on gypcrete.

Temperature and Humidity Conditions 

Ensure the floor temperature is at least +15°C (59°F) and the room temperature is at least +18°C (65°F). Maintain room humidity between 40% and 65%, with a maximum of 75%. The provided guidelines are based on conditions of approximately 20°C (69°F) and 50% relative humidity.

Compatibility and Restrictions

Do not apply P1000 on floor coverings such as PVC, CV, rubber, or linoleum.

Humidity and Application Quantities

Low humidity or excessive application quantities may extend the drying time of the primer. Confirm the surface is no longer tacky before proceeding with 
additional work.

Appearance brown liquid
Viscosity ???
Coverage 800–1000 sq. ft. per can
Dry Time Before Walking 4–6 hours
Time Required for Laying 4–6 hours
Final Hardening 1–2 days
Application Temperature +15°C (59°F) to +25°C (77°F)
Application Tool ???
Tool Cleaning ????
Product Removal ???
Storage ???
Disposal Check with local authorities how to dispose of unused product
Packaging 2.5 Gallon

Temperature and Humidity Conditions 

There are no express or implied warranties, including warranties of merchantability or fitness for a particular purpose. The buyer’s remedies are limited to a replacement or refund of the purchase price. The manufacturer assumes no liability for injuries, incidental, or consequential damages. It is the user’s responsibility to assess the suitability of the product for its intended use.


The information provided in this data sheet is intended as a guideline for application and should not be interpreted as a guarantee. It is the user’s responsibility to determine if the product is suitable for the intended purpose and to ensure a successful application. Forteko can only guarantee the product delivered. If in doubt, we recommend conducting a preliminary onsite test. Please read and understand all label information and safety data sheets before use.



This data sheet supersedes all previous versions.

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Distributor

Forteko South

Browse our directory for distributors near you. Our network ensures you get the best service and products locally.

Forteko
303 Perimeter Center North Suite 300
Atlanta, GA 30346