I also have an uncle who is an HVAC specialist, plus together with my mother, they took over the family corporation after my Grandfather retired, and everybody with Gerald as a family relation can comfortably replace an air filter; we have come to refer to it as a right of passage.
Coal mines existed plenty some years back, but most people who worked in the mines had little to no choice when it came to air quality; When they went home, their standards for indoor air quality were low… They could scrub the soot off their skin however not the one in their lungs. My Grandfather Gerald was entirely young when her father worked in the mines, she later died of a respiratory-related ailment. When my Grandfather was seasoned enough to work, she made sure she found work far from the mines. She later got into the HVAC business! Good indoor air quality was vital to him. My mother followed in her footsteps plus became an HVAC professional. It became a family tradition that every home among her five children had a whole-condo whole-house air purifier. They all had a smart HVAC with suitable air purification help plus a different whole-house air purifier, all upon their father’s insistence. The reason she got into the condo service corporation was so that she could ensure air purification through HVAC machine in as several homes as she could. I also have an uncle who is an HVAC specialist, plus together with my mother, they took over the family corporation after my Grandfather retired, and everybody with Gerald as a family relation can comfortably replace an air filter; we have come to refer to it as a right of passage. Gerald will randomly call to ask about the last time you had duct cleaning done in your home. The best part is that they visit all of us often, plus we all confrontation about who will host him plus her Grandmother in our home. They say it’s a bad habit, however deep down, we know they love it.