FM 4431 : 2006

1 INTRODUCTION
  1.1 Purpose
  1.2 Scope
  1.3 Basis for Requirements
  1.4 Basis for Approval
  1.5 Basis for Continued Approval
  1.6 Effective Date
  1.7 System of Units
  1.8 Applicable Documents
  1.9 Definitions
2 GENERAL INFORMATION
  2.1 Product Information
  2.2 Approval Application Requirements
  2.3 Requirements for Samples for Examination
3 GENERAL REQUIREMENTS
  3.1 General Information
  3.2 Tests and Ratings
  3.3 Markings
  3.4 Manufacturer's Installation Instructions
  3.5 Calibration
4 PERFORMANCE REQUIREMENTS
  4.1 Spread of Flame Test for Skylights from an Exterior
      Ignition Source
  4.2 Simulated Hail Resistance Test Using Freezer Ice Balls
  4.3 Simulated Impact Test for Skylights
  4.4 Simulated Wind Uplift Resistance for Skylights
  4.5 Windborne Debris Ratings
5 OPERATIONS REQUIREMENTS
  5.1 Demonstrated Quality Control Program
  5.2 Facilities and Procedures Audit (F&PA)
  5.3 Installation Inspections
  5.4 Manufacturer's Responsibilities
APPENDIX A: Units of Measurement
APPENDIX B: FM Approvals Certification Marks, Usage Guidelines
APPENDIX C: Spread of Flame Test for Skylights from an Exterior
            Ignition Source
     C-1 Introduction
     C-2 Test Apparatus and Test Samples
     C-3 Conduct of Tests
     C-4 Performance Requirements
APPENDIX D: Simulated Hail Resistance Test Using Freezer Ice Balls
     D-1 Introduction
     D-2 Test Apparatus and Arrangement
     D-3 Test Specimen
     D-4 Test Procedure
     D-5 Performance Requirements
APPENDIX E: Simulated Impact Test for Skylights
     E-1 Introduction
     E-2 Test Apparatus and Arrangement
     E-3 Test Specimen
     E-4 Test Procedure
     E-5 Performance Requirements
APPENDIX F: Simulated Wind Uplift Resistance Test for Skylights
     F-1 Introduction
     F-2 Test Apparatus and Arrangement
     F-3 Test Specimen
     F-4 Test Procedure
     F-5 Performance Requirements

Approval requirements for skylights. In some jurisdictions, skylights are referred to as roof lights. For purposes of this standard, skylights and roof lights shall be considered as the same product and shall be referred to as skylights.