Issue link: https://hi.iaq.net/i/630729
iv Contents Sampling Air for Contaminants and Indicators...................................................................74 Complaints Due to Conditions Other Than Poor Air Quality .............................................77 Forming and Testing Hypotheses........................................................................................78 Section 7: Mitigating lAQ Problems .......................................................................81 Background: Controlling Indoor Air Problems ...................................................................81 Sample Problems and Solutions ..........................................................................................86 Judging Proposed Mitigation Designs and Their Success.................................................102 Section 8: Hiring Professional Assistance to Solve an lAQ Problem .................. 105 Make Sure That Their Approach Fits Your Needs............................................................105 Selection Criteria ...............................................................................................................106 TAB IV: APPENDICES Appendix A: Common lAQ Measurements - A General Guide ........................... 109 Overview of Sampling Devices.........................................................................................109 Simple Ventilation/Comfort Indications ...........................................................................110 Air Contaminant Concentrations.......................................................................................115 Appendix B: HVAC Systems and Indoor Air Quality ........................................... 121 Background........................................................................................................................121 Types of HVAC Systems ..................................................................................................122 Basic Components of an HVAC System...........................................................................123 ASHRAE Standards and Guidelines .................................................................................137 Appendix C: Moisture, Mold and Mildew ............................................................. 141 Background on Relative Humidity, Vapor Pressure, and Condensation...........................141 Taking Steps to Reduce Moisture......................................................................................143 Identifying and Correcting Common Problems From Mold and Mildew.........................145 Appendix D: Asbestos .........................................................................................147 EPA and NIOSH Positions on Asbestos ...........................................................................148 Programs for Managing Asbestos In-Place .......................................................................149 Where to Go for Additional Information...........................................................................150 Appendix E: Radon..............................................................................................151 Building Measurement, Diagnosis and Remediation ........................................................151 Where To Go for Additional Information .........................................................................152 Appendix F: Glossary and Acronyms ..................................................................153 Appendix G: Resources.......................................................................................157 Federal Agencies with Major IAQ Responsibilities..........................................................157 Other Federal Agencies with Indoor Air Responsibilities.................................................160 State and Local Agencies ..................................................................................................160 Private Sector Contacts......................................................................................................161 Publications .......................................................................................................................164 Training .............................................................................................................................167