Transcription of HVAC Duct Cleaning - National Institutes of Health
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DOHS Fact Sheet on HVAC duct Cleaning National Institutes of Health Office of Research Services (ORS) Division of Occupational Health and Safety (DOHS) Technical Assistance Branch (TAB) The overall indoor air quality (IAQ) benefits of routine duct Cleaning on heating, ventilating, and air conditioning (HVAC) systems continue to be reviewed and researched. Despite more than two decades of research, there is still not enough evidence to draw solid conclusions about duct cleanings benefits on IAQ, occupant Health , HVAC system performance, or energy savings, according to a 2010 review of scientific studies on duct Cleaning .
National Institutes of Health . Office of Research Services . Division of Occupational Health and Safety . The dirty filter/vent above indicate a cleaning is needed and should be …
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