HVAC SYSTEM CLEANING AND DECONTAMINATION

1. Contamination sources

• Fresh air intake
• Return ductwork plenum
• Mixing plenum and filtration unit
• Blower and coil section
• Sound attenuator and supply ductwork
• Diffusers and vav and mixing box

2. Methodology

• Traditional : manual cleaning with vacuums
• Specialised
• Robotised
• Robotised equipment
• Speck bag
• Decontamination