“Putting the filter in the HVAC is enough.” No, you must run the HVAC system to get the benefit of the filter “Filters work well when they are simply slid into place.” This can be sufficient, but it is important to be sure the filter is sealed into place. If the air goes around the …
ASHRAE Recommends: • Increase outdoor air ventilation (disable demand-controlled ventilation and open outdoor air dampers to 100% as indoor and outdoor conditions permit). • Improve central air and other HVAC filtration to MERV-13 (ASHRAE 2017b) or the highest level achievable. • Keep systems running longer hours (24/7 if possible). • Add portable room air cleaners …
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Hazardous or Heroic DID YOU KNOW… • Did you know that one would need a 5- hour daily exposure to UV-C for 300 years to potentially cause skin cancer? UV-B is most dangerous for carcinoma or melanoma. • Did you know that the hardest to kill microbe can be easily destroyed in less than one …
