Indoor Air Quality Manual - Get Your EPA Certification Online!

INDOOR AIR QUALITY AND MOLD REMEDIATION

SERVICE TECHNIQUES

A Desktop Reference and Training Guide for IAQ and Mold Remediation Written by: Robert P. Scaringe

Eighth Edition January 2016

? Copyright 2016 ALL RIGHTS RESERVED Mainstream Engineering Corporation, 200 Yellow Place, Rockledge, Florida 32955 Except as permitted by Sections 107 and 108 of the 1976 United States Copyright Act, no part of this publication may be reproduced or distributed in any form, or by any means, or stored in any database or retrieval system, without the prior written permission of the copyright owner. Information contained in this work has been obtained by Mainstream Engineering Corporation from sources believed to be reliable. However, neither Mainstream Engineering Corporation nor its author guarantees the accuracy or completeness of any information published herein, and neither Mainstream Engineering Corporation nor its author shall be responsible for any errors, omissions, or damages arising out of the use of this information. This work is published with the understanding that Mainstream Engineering Corporation and its author are supplying information but are not attempting to render engineering or other professional or technical services. If such services are required, the assistance of an appropriate professional should be sought.

Table of Contents

Table of Contents

Figures

Tables

Preface

Disclaimer

IAQ Examination Information

Levels of IAQ Tech Certification

Apprentice IAQ Tech Journeyman IAQ Tech Master IAQ Tech Definitions

Section I:

The Basics of Indoor Air Quality

Introduction Pollutant Sources

Introduction Factors Affecting Indoor Air Quality Sources of Indoor Air Contaminants Sources: Outside Building Sources from Equipment Sources from Human Activities Sources from Building Components and Furnishings Other Sources

HVAC System Design and Operation Thermal Comfort

Pollutant Pathways and Driving Forces Ventilation Types of Duct Work Strategies to Prevent Biological Growth in HVAC Systems

Mold Introduction Black Mold Visual Mold Detection Hidden Mold Mold Propagation Smoking

Radon Health Hazards Associated with Indoor Air Pollution

Introduction Health Hazards of Mold Exposure Health Hazards of Microbial Volatile Organic Compounds (mVOCs) Health Hazards of Glucans (Fungal Cell Wall Components) (also known as ?-(1 3)D-Glucans) Health Hazards of Spores Health Hazards of Radon Symptoms and Complaints Typically Related to IAQ Problems

Section II:

Strategies to Control Indoor Air Pollution

Source Control Ventilation Air Handler Air Filtration

Introduction Mechanical Filtration Electronic Air Cleaners Houseplants Key Points about Air Cleaning

Preventing Duct Contamination Prevent dirt from entering the system: Prevent Air Ducts from Getting Wet

Mold Mold and Indoor Air Regulations and Standards Mold Prevention Tips

Section III:

Treatment of IAQ Problems

Identifying Air Quality Problems Measuring Pollutant Levels Walkthrough Inspection of the Building Determination of Relative Humidity Dew Point Temperature Measurement Facility Operation and Maintenance Strategies for Responding to Water Damage Controlling Mold

Introduction Mold Remediation Guidelines Cleanup Methods Personal Protective Equipment (Ppe) Containment Safety Tips during Mold Removal Mold Sampling Key Points to Remember about Mold:

Air Duct Cleaning Unresolved Issues of Duct Cleaning Key Points about Duct Cleaning:

Determining when the Job is Complete Communication Strategies

Communication with Building Occupants Mold in Schools

Liability Issues

Section IV:

Safety

Personal Protective Equipment (PPE) Skin and Eye Protection Respiratory Protection Minimum Respiratory Protection Limited Respiratory Protection Full Respiratory Protection Disposable Protective Clothing

Containment Limited Containment Full Containment Containment Tips

References

Figures

Figure 1. PuraClean? Improvements to Filter Efficiency (Based on Independent Laboratory test data using the ASHRAE 52.2 test procedure)

Figure 2. Simplified Psychrometric Chart Figure 3. Sling Psychrometer Figure 4. Dry-bulb temperature lines on the Psychrometric Chart Figure 5. Wet-bulb temperature lines on the Psychrometric Chart Figure 6. Relative humidity lines on the Psychrometric Chart Figure 7. Example Case - Relative Humidity Determination Figure 8. Dew-Point Temperature lines on the Psychrometric Chart

Tables

Table 1. The Psychrometric Table Table 2. Water Damage Cleanup and Mold Prevention Table 3. Guidelines for Remediating Buildings with Mold Growth Caused by Clean

Water* Table 4. Post-cleaning Checklist

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