CRL Services, LLC HVAC

HVAC Hygienic Specifications

Cleaning Air Handling Units
1. The complete air handling unit shall be cleaned by hand, or pressure wash method, with acceptable biodegradable coil and/or grease cleaner (Chem Aqua Shiny Side and/or Coil Cleaner).
2. Corrosion of cabinets, frame, dampers, louvers, drain, and etc. shall be wire brushed and treated with polymeric rust converter (Chem Aqua Conquest) and top coated with epoxy paint (Rodda Roppon) as needed.
3. Exposed friable internal fiberglass shall be lagged and sealed with an acceptable coating (Childers CP 50A or Chemspec Fix Soot) or replaced with new fiberglass (Manville Linacoustic, Linacoustic, Linacoustic R or foil faced Micro-Aire M/F).
Air Distribution Systems
1. Install complete access system with approved up to 3.5 air tight sealing points or access doors.
2. Access points/doors to be every 6' to 10' and at every critical point (to include turning vanes, volume/fire dampers, duct coils, VAV boxes, etc.) to accommodate cleaning.
3. All loose contaminates shall be removed by hand vacuum, mechanical agitation/brush as permitted by construction.
4. Any exposed friable internal fiberglass shall be sealed with approved sealant (Childers or fix Soot).
5. The contractor shall protect facility environment from contamination by the cleaning process with a HEPA containment system designed so as not to hinder the client's operations or environmental integrity.
6. Every register is to be removed and washed with an acceptable cleaner.