Aluminum Composite Panel

SPECIFICATION GUIDE

SECTION 07 42 43 - Composite Wall Panels NorthClad® ACM Panel System Published: 07/2018

PART 1 GENERAL

1.1 SUMMARY

  1. Section Includes:
    1. Composite wall panel dry joint, pressure-equalized rainscreen system.
    2. Accessories including sub girts, aluminum panel splines, aluminum panel bases, head flashings, clips, shims, fasteners, and aluminum trim prefinished to match aluminum wall panels.
  2. Related Sections:
    1. Section 05 40 00 – Cold-Formed Metal Framing
    2. Section 06 10 00 – Rough Carpentry
    3. Section 06 16 43 – Gypsum Sheathing
    4. Section 07 25 00 – Air Barriers
    5. Section 07 62 00 – Sheet Metal Flashing and Trim
    6. Section 07 92 00 – Joint Sealants
  3. 1.2 REFERENCES
    1. Reference Standards: Current edition at date of Bid.
    2. American Architectural Manufacturers Association (AAMA):
      1. AAMA 501.1 – Standard Test Method for Water Penetration of Windows, Curtain Walls and Doors Using Dynamic Pressure.
      2. AAMA 508-07 – Voluntary Test Method and Specifications for Pressure Equalized Rain Screen Wall Cladding Systems.
    3. ASTM International:
      1. ASTM B 117 – Standard Practice for Operating Salt Spray (Fog) Apparatus.
      2. ASTM B 209 – Standard Specification for Aluminum and Aluminum-Alloy Sheet and Plate.
      3. ASTM D 294 – Method of Tumbler Test for Coke.
      4. ASTM D 659 – Method of Evaluating Degree of Chalking of Exterior Paints.
      5. ASTM D 882 – Standard Test Method for Tensile Properties of Thin Plastic Sheeting.
      6. ASTM D 968 – Standard Test Methods for Abrasion Resistance of Organic Coatings by Falling Abrasive.
      7. ASTM D 2244 – Standard Practice for Calculation of Color Tolerances and Color Differences from Instrumentally Measured Color Coordinates.
      8. ASTM D 2247 – Practice for Testing Water Resistance of Coatings in 100% Relative Humidity.
      9. ASTM D 3352 – Standard Test Method for Strontium Ion in Brackish Water, Seawater, and Brines.
      10. ASTM E 84 – Standard Test Method for Surface Burning Characteristics of Building Materials.
      11. ASTM E 283 – Standard Test Method for Determining Rate of Air Leakage Through Exterior Windows, Curtain Walls, and Doors Under Specified Pressure Differences Across the Specimen.
      12. ASTM E 330 – Standard Test Method for Structural Performance of Exterior Windows, Doors, Skylights and Curtain Walls by Uniform Static Air Pressure Difference.
      13. ASTM E 331 – Standard Test Method for Water Penetration of Exterior Windows, Skylights, Doors, and Curtain Walls by Uniform Static Air Pressure Difference.
  4. 1.3 ADMINISTRATIVE REQUIREMENTS
    1. Coordination: Conform to provisions of Section 01 31 13 for coordination with work of other Sections.
      1. Section 07 25 00 for application of weather resistive barrier over exterior sheathing substrate specified.
      2. Section 06 16 43 following installation of sub girt system as required to seal and make a continuous air barrier.
    2. Preconstruction Meetings: Conform to provisions of Section 01 31 19.
      1. Attendance: Contractor, Applicator, Owner, Architect, and those specifically requested to attend.
      2. Review and finalize construction schedule and verify availability of materials, installer’s personnel, equipment, and facilities needed to make progress and avoid delays.
      3. Review methods and procedures related to aluminum composite panel installation, including manufacturer’s written instructions.
      4. Examine support conditions for compliance with requirements, including alignment between and attachment to the structural members.
      5. Review flashings, special details, wall penetrations, openings, and condition of other construction that will affect aluminum wall panels.
      6. Review governing regulations and requirements for insurance, certificates, and tests and inspections if applicable.
      7. Review temporary protection requirements for aluminum composite wall panel assembly during and after installation.
      8. Review wall panel observation and repair procedures after aluminum wall panel installation.
      9. Meeting Time: Minimum 3 weeks prior to commencement of work covered by this Section and any related work affecting work covered by this Section.
      10. Meeting Location: Project Site.
  5. 1.4 DESIGN REQUIREMENTS
    1. Components: Designed and manufactured to withstand dead and live loads caused by positive and negative wind pressure acting normally to plane of composite wall panels in accordance with International Building Code, Chapter 16.
    2. Wall Panel Deflection: L/180.
    3. Perimeter Framing Deflection: L/180.
    4. Thermal Movement: Design system to accommodate vertical and horizontal thermal movement of components without causing distortion, excessive stress on fasteners, or oil canning when subjected to recurring temperature variations.
    5. Drainage: Design for positive drainage of water leakage and condensation to exterior of wall panel system.
    6. Tolerance of Substructure: Design system to accommodate up to 1/4 inch in 10 feet variation out of plane.
    7. Seismic Design: Conform to International Building Code for the Seismic Category appropriate for location of system installation.

1.5 PERFORMANCE REQUIREMENTS

  1. Provide the following testing documentation: Testing documentation must be current and meet or exceed specified design and performance requirements, and must be documented and certified by an independent testing agency acceptable to Architect and applicable building code jurisdiction.
  2. Preload at +12.5 pounds per square foot.
  3. Air Infiltration in accordance with ASTM E 283 (at 1.57 pounds per square foot): 0.117 cubic feet per minute per square foot.
  4. Water Penetration in accordance with ASTM E 331 (at 6.24 pounds per square foot): Approximately 0.3 square feet.
  5. Water Penetration in accordance with AAMA 501.1 (at 6.24 pounds per square foot): Approximately 0.8 square feet.
  6. Static Pressure Air Infiltration (at 6.24 pounds per square foot): Less than 0.01 cubic feet per minute per square foot.
  7. Static Pressure Water Resistance (at 15 pounds per square foot): No uncontrolled leakage.
  8. Uniform Load Deflection:
    1. At +25.0 pounds per square foot design load: No damage.
    2. At -25.0 pounds per square foot design load: No damage.
  9. Repeat Static Pressure Air Infiltration:
    1. At 6.24 pounds per square foot: Less than 0.01 cubic feet per minute per square foot.
    2. At 15.00 pounds per square foot: No uncontrolled leakage.
  10. Dynamic Pressure Water Resistance (at 15 pounds per square foot): No uncontrolled leakage.
  11. Pressure Equalized Rainscreen: No leakage.
  12. Interstory Horizontal Displacement (drift):
    1. At 3/4 inch left/right: No visible damage.
  13. Interstory Horizontal Displacement (maximum):
    1. At 3.0 inches left/right: No visible damage.
  14. Repeat Static Pressure Air Infiltration:
    1. At 6.24 pounds per square foot: Less than 0.01 cubic feet per minute per square foot.
    2. At 15.00 pounds per square foot: No uncontrolled leakage.
  15. Uniform Structural Overloads:
    1. At +37.5 pounds per square foot (Overloads): No damage.
    2. At -37.5 pounds per square foot (Overloads): No visible damage.
Scroll to Top