Title 8 California Code of Regulations - California law concerning HVAC System Operation, Inspection and Maintenance. " The HVAC system shall be inspected at least annually, and problems found during these inspections shall be
corrected within a reasonable time"
Commercial HVAC Cleaning Specifications - based on the National Associations of Duct Cleaners (NADCA) recommendations, this simplified version will get you started. The Document is in Word format so you can add or remove items to fit your needs.
Machado Odor Chart - Download this PDF and start tracking down those odors.
Machado Mold Chart - What are the 6 most common molds found in Southern California and what are their details? Download this chart!