HVAC: Maintaining HVAC equipment with air intake filters

Airborne debris, such as domestic waste, leaves, pollen, insects and even plastic carrier bags is the leading cause of fouling and clogging of cooling towers, heat exchangers, air cooled chillers and other HVAC systems. Richard Betts, managing director of UK-based RAB Specialist Engineers, provides Filtration+Separation with some practical advice on how to maintain HVAC equipment.