by Haglid Engineering | May 1, 2024 | ASHRAE Standard 241, High-Efficiency HVAC, Indoor Air Quality, Patheogens, School Building, ventilation
Do the school buildings you lead, manage, contract for, maintain, or sell HVAC equipment to meet ASHRAE Standard 62.1 for Ventilation and Acceptable Indoor Air Quality? If not, that building is already a health and well-being threat to students and faculty. As if...
by Haglid Engineering | Apr 18, 2023 | energy efficiency, Energy Recovery, Indoor Air Quality, ventilation
Still hanging onto that gas stove? You rebel! But should you? Well, that depends on some questions and considerations we have for you. Gas Stove Health Issues We began to research this article under the assumptions that 1) older gas stoves were more of a health...
by Haglid Engineering | Oct 4, 2022 | COVID-19, IAQ, Indoor Air Quality, ventilation, Ventilation Systems
As the premiere indoor threat to our health, Covid-19 often tops HVAC conversations–especially since there is no definitive method to detect its viral load in the air. And while the virus is nothing to make light of, it’s not as if many buildings weren’t in dire...
by Haglid Engineering | Aug 21, 2022 | energy efficiency, Energy Recovery, Indoor Air Quality, Long Ass ERV, Thermal Comfort
Know what’s rarer than a red diamond* these days? People who feel in control of their lives. No, life has never been free of obstacles, but many folks feel the world has gone topsy-turvy working overtime to frustrate us with nasty surprises and uncertainties. We feel...
by Haglid Engineering | Jun 2, 2022 | Climate, COVID-19, Energy Recovery Ventilators, EPA, Indoor Air Quality, Long Ass ERV, ventilation
Okay, so it isn’t exactly our challenge; technically, the Clean Air in Buildings Challenge comes from the EPA and the White House. We do stand behind it, however, and we certainly enjoy helping building owners and managers heed the call. When COVID-19 came along, more...
by Haglid Engineering | Nov 17, 2021 | Energy Recovery, Energy Recovery Ventilators, HVAC, Indoor Air Quality, Sustainability
Not since the 1980s has there been such a desperate cry for ventilation help. Back then, sick building syndrome became a concern thanks to tighter building standards designed to save energy. Suddenly packed into the likes of a sealed milk container, home and building...