IAQ Problems on the Rise, Contractor Says

摘要

Indoor pool rooms, nata-toriums, can offer commercial HVAC contractors opportunities for more profitable work if they are willing to open their minds to the entire room, not just their system. That's how John Mills, president of Concept Air & Mechanical Systems here, first got involved in this market. HVAC contractors may service an occasional indoor pool, but the niche has turned into 50 percent of the business for Mills' 18-year-old contracting/ service company.