This Professional Screening Partner--IAQ/Mold Assessment Educational Tool is a 35 page FULL-Color Do-it-Yourself booklet to help you assess your own environment. Using the PSP program, it takes you through every room in your home, including the HVAC system and your general cleaning practices for the purpose of offering solutions to IAQ problems. Use alone or in conjunction with our DIY Mold Test Kit. For service or parts, please call Best Living Systems 800- 728 - 7206 (M-F 8:30 to 5:30 EST) ...