A antimicrobial pesticide is basically a disinfectant/sanitizer that eliminates all bacteria, fungi, spores and viruses. While underlayments are usually exposed to moisture from concrete or any other liquid spills, it can make people wonder if mold will grow underneath if their is no air circulation.
Polyphase 678 is what MP Global Products uses on all fiber products. A zero VOC, water dispersed fungistat for aqueous based material. With QuietWalk underlayment achieving GreenGuard Gold Certification, you know that the pesticide provides no chemical reaction to human beings. It can even be used in hospitals or schools.