IVHM Air Handler Cleaning Appendix A~3.pdf

This document is a technical specification appendix detailing HVAC air handler cleaning requirements. The document outlines comprehensive requirements for HVAC system cleaning contractors, including qualification requirements, standards, and detailed cleaning methodologies. The contractor must be a certified member of the National Air Duct Cleaners Association (NADCA) and have at least one Air System Cleaning Specialist (ASCS) certified by NADCA. The scope encompasses cleaning and verification of HVAC components through inspection and testing in accordance with NADCA Standards.

The specifications detail strict technical requirements for particulate collection (using HEPA filtration with 99.97% collection efficiency), safety protocols, and cleaning methodologies for various system components including coils, ductwork, and air handling units. The contractor must follow NADCA standards without modifications, comply with OSHA requirements, and provide detailed documentation including MSDS sheets and post-project reports with photographic evidence. Notable standards referenced include NADCA's "ACR-The NADCA Standard for Assessment, Cleaning and Restoration of HVAC Systems," ASHRAE Standard 62.1-2016, and NAIMA's "Cleaning Fibrous Glass Insulated Air Duct Systems" (2007).