HOFFMAN UNFILTERED
Educational Blog Content for HVAC Professionals

As Canada is facing its record-worst wildfire season, those of us living south of Quebec and Ontario can feel the effects of the smoke on the air...

As of today, COVID-19 has claimed over 374,000 lives worldwide with over 6 million confirmed cases but, according to a recent New York Times article,...

Each year the “State of the Air" provides a report card on the two most widespread outdoor air pollutants: ozone pollution, also known as smog, and...

Greenheck Group is a global leader in the engineering and manufacture of HVAC equipment. During these times, they continue to support ongoing...