PCO Air Purification Technology & Green Tech Environmental Update | NORMI CE Training 06/30/26

PCO air purification technology, active vs. passive systems, and the return of Green Tech Environmental. Industry expert Alan Johnston covers how photocatalytic oxidation works, UV lamp vs. LED replacement cycles, and the revival of Green Tech Environmental to resume parts and product support for BLS pureAir 1500 and 3000 units.