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SECTION 03 54 00

SECTION 07 26 00

SURFACE APPLIED VAPOR REDUCTION SYSTEMS

RECOMMENDED SPECIFICATION FOR MAXXON®MVP SURFACE APPLIED VAPOR BARRIER UNDER MAXXON®GYPSUM UNDERLAYMENTS

PART 1 GENERAL

1.01SUMMARY

  1. Description of Work: This is the recommended specification for Maxxon®MVP (Moisture Vapor Protection) surface applied vapor retarder over concrete subfloors:
  2. Maxxon®Gypsum Underlayments covering normal project conditions and applications.
  3. Division 3 Section - Concrete: “Cast Underlayment”
  4. Division 7 Section-Thermal and Moisture Protection

1.02REFERENCES

  1. ASTM F2170Standard Test Method for Determining Relative

Humidity in Concrete Floor Slabs Using in situ Probes

  1. ASTM F1869-98Standard Test Method for Measuring Moisture Vapor Emission Rate of Concrete Subfloor Using Anhydrous Calcium Chloride
  1. ASTM E1907Standard Practices for Determining Moisture-Related Acceptability of Concrete Floors to Receive Moisture- Sensitive Finishes
  1. ASTM F3010-13Standard Practice for Two-Component Resin Based

Membrane-Forming Moisture Mitigation Systems for

Use Under Resilient Floor Coverings

  1. ASTM E96Standard Test Methods for Water Vapor Transmission of Materials
  1. ASTM C472MCompressive strength of gypsum concrete
  1. TCNA F 180Tile Council of North America Installation Handbook
  1. Finished Floor GoodsMaxxon Procedures for Attaching Finished Floor

ProceduresGoods to Maxxon Underlayments

1.03SUBMITTALS

  1. Product Data: Submit Maxxon MVPSales/Technical Sheet, corresponding Maxxon Floor Underlayment Sales/Technical Sheet, Procedures for Attaching Finished Floor Goods to Maxxon Underlayments, and Maxxon’sBuilding Conditions Guidewith project materials clearly identified for each required product or system.
  2. Acoustical Data (if required): Submit sound tests according to IBC code criteria ASTM E492 (IIC) and ASTM E90 (STC) or ASTM E1007 (F-IIC) and E336 (F-IIC).
  3. Code Approvals: See for the current list of code approvals.

1.04QUALITY ASSURANCE

  1. Performance Standards:
  2. All materials, unless otherwise indicated, shall be manufactured by Maxxon Corporation and shall be installed in accordance with its current printed directions and by a Maxxon Corporation Authorized Applicator.

1.05DELIVERY, STORAGE AND HANDLING

  1. All materials shall be delivered in their original unopened packages and protectedfrom damage and exposure from the elements. Damaged or deteriorated materials shall be removed from the premises.

PART 2 GENERAL – MAXXON MVP

2.01PRODUCTS AND MANUFACTURERS

A. Manufacturer: Maxxon Corporation, Hamel, MN. Telephone: (800) 356-7887

2.02MATERIALS

A.Maxxon MVP Surface Applied Vapor Retarder

2.03PROJECT CONDITIONS

  1. Before, during and after installation of Maxxon MVP and underlayment, building interior shall be enclosed, with adequate ventilation and heat maintained at a temperature between50°F (10°C) and 95°F (35°C) until structure and subfloor temperature are stabilized.

PART 3 EXECUTION FOR MAXXON MVP

3.01EXAMINATION

  1. Site Verification of Conditions:
  2. Installation shall not begin until the building is enclosed, including roof, windows, doors, and any other apertures.
  3. Examine all construction substrates and conditions under which Maxxon MVP material is to be installed. Do not proceed with the Maxxon MVP installation until unsatisfactory conditions are corrected.

3.02REQUIREMENTS

  1. Protect adjacent surfaces not designated to receive Maxxon MVP.
  1. Substrate preparation:
  2. Remove existing floor coverings, coatings and adhesives down to bare concrete, curing compounds, efflorescence, dust, grease, laitance, etc. with steel shot blasting, abrasive (sand) blasting or grinding using a diamond cup blade. Acid etching is not allowed.
  3. Assure that all slabs have surface profile ICRI CSP 3-5 (ICRI, Des Plaines, IL, Guideline No. 03732) for mechanical bond. Smooth surfaces are not acceptable, they must be shot blasted.
  4. Repair defective areas such as honeycombs, cracks or other defects with suitable repairing or manufacturers’ recommended mortar.
  5. Treat saw cut and expansion joints as per manufacturers’ application guideline.

3.03GENERAL INSTALLATION REQUIREMENTS

  1. Application of Maxxon MVP: Apply Maxxon MVP material in quantities as per manufacturers’ specifications and recommendations.

PART 4GENERAL – MAXXON GYPSUM UNDERLAYMENT

4.01PRODUCTS AND MANUFACTURERS

A. Manufacturer: Maxxon Corporation, Hamel, MN. Telephone: (800) 356-7887

4.02MATERIALS

  1. Proprietary products/systems: Poured high-strength gypsum flooring underlayment and topping product:
  2. Maxxon High Strength Gypsum Floor Underlayment

i)Dura-Cap

(1)Typical range of 2,500 – 4,000 psi (17.2 - 27.6 MPa)

ii.) Commercial Topping

(1)Typical range of 4,000 – 4,500 psi (27.6 - 31.0 MPa)

iii.) Contact Maxxon Corporation for additional products and product descriptions

**********These products may contribute to USGBC LEED Credits (MR 3; EQ 2, 4) ***********

Potential USGBC LEED Credit Contribution:

  1. MR Credit 3: Building Product Disclosure and Optimization – Sourcing Raw Materials.
  2. EQ Credit 2: Low Emitting Materials.
  3. EQ Credit 4: Indoor Air Quality Assessment.

Contact Maxxon Corporation for specific details.

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  1. Maxxon Floor Primer or Maxxon Acrylic:
  2. Material Standard: Comply with recommendations as per Maxxon Corporation
  3. Mix Water:
  4. Material Standard: Potable, free from impurities and from a domestic source.
  5. Sand Aggregate:
  6. Sand shall be aggregate meeting requirements of Maxxon Sand Specification 101.
  7. Maxxon Overspray Primer Sealer:
  8. Seal all areas that receive glue down floor goods with Maxxon Overspray according to manufacturer's specifications.
  9. Maxxon Acrylic Primer Sealer (Alternate to Overspray):
  10. Seal all areas that receive glue down floor goods with Maxxon Acrylic according to manufacturer’s specifications.
  11. Maxxon Reinforcement or Maxxon CSM (Crack Suppression Mat):
  12. If reinforcement in the Maxxon underlayment is needed or required.

4.03QUALITY ASSURANCE

  1. Slump Test:
  2. The selected Maxxon Underlayment shall be tested for slump as it isbeing pumped. Mix according to manufacturer’s recommendations.
  3. Field Samples:
  4. At least one set of 3 molded cube samples shall be taken from each day's pour during the Maxxon Underlayment application. Cubes shall be tested as recommended by Maxxon Corporation in accordance with modified ASTM C472M. Test results shall be available to architect and/or contractor upon request from applicator.

PART 5EXECUTION FOR MAXXON GYPSUM UNDERLAYMENT

5.01EXAMINATION

  1. Site Verification of Conditions:
  2. Installation shall not begin until the building is enclosed, including roof, windows, doors, and any other apertures.

5.02REQUIREMENTS

  1. Underlayment Application:
  2. Follow manufacturers’ recommendations for priming and pouring underlayment over Maxxon MVP.
  3. Drying:
  4. The general contractor must provide and maintain correct environmental conditions to keep the building clean and dry, and protect against infestation of moisture from a variety of potential sources. The general contractor must supply mechanical ventilation and heat if necessary to remove moisture from the area until the cementitious underlayment is dry.

5.03PREPARATION FOR INSTALLATION OF GLUE DOWN FLOOR GOODS

  1. Floor Goods Procedures:
  2. See Maxxon Corporation's Procedures for Attaching Finished Floor Goods to Maxxon Underlayments brochure for guidelines for installing finished floor goods. This procedure is not a warranty and is to be used as a guideline only.
  3. Moisture Testing of Underlayment:
  4. Follow the respective floor goods manufacturers’ recommendations for relative humidity requirements. When manufacturer does not have a relative humidity requirement, refer to Maxxon’s Procedures for Attaching Finished Floor Goods to Maxxon Underlayments brochure.

5.04PROTECTION

  1. Protection From Heavy Loads: During construction, place temporary wood planking over
    Maxxon Gypsum Floor Underlayment wherever it will be subject to heavy wheeled or concentrated loads.

END OF SECTION