The following is being proposed for preliminary review and comment only:
1. For Preliminary Review Only: Changes to Scope for Clarification and Addition of Code References
2. For Preliminary Review Only: Deletion of Ceramic Blanket References
3. For Preliminary Review Only: Removal of Minimum 7 Foot Distance Between Collection Hood and Test Enclosure
4. For Preliminary Review Only: Changes to Duct Size and Aperture Specifications
5. For Preliminary Review Only: Revision of Oxygen Analyzer Equipment Reference
6. For Preliminary Review Only: Revisions to Collection Period for Oxygen Consumption Measurement
7. For Preliminary Review Only: Changes to Calibration of Heat Release Instrumentation
8. For Preliminary Review Only: Changes to the Use of CP-grade and 99 Percent Pure Propane
9. For Preliminary Review Only: Clarification in Calculation of Smoke Release Rate of Propane During Calibration
10. For Preliminary Review Only: Clarification of Correction Factor and Correction of Equation Omissions
11. For Preliminary Review Only: Correction of Equation Omissions and Typographical Errors; Clarification of Numeric Values Used in Equations
12. For Preliminary Review Only: Clarification of Calculations for Smoke Release Rate
13. For Preliminary Review Only: Explanation of Smoke Release Rate Calculation
14. For Preliminary Review Only: Addition of Total Smoke Release (TSR) Calculation
15. For Preliminary Review Only: Correction to Normalized Optical Density Equation
16. For Preliminary Review Only: Addition of Peak Smoke Release and Total Smoke Release Performance Requirements
17. For Preliminary Review Only: Appendix A - Clarification of Test Sample Orientation
18. For Preliminary Review Only: Appendix A - Ceiling Mounted Product in Non-Combustible Ceiling Tile
19. For Preliminary Review Only: Appendix A - Revised Mounting Configuration, Figure A1.1
20. For Preliminary Review Only: Appendix B - Update Standard References