Aeroseal LLC, the company whose duct-sealing system seals leaks from the inside out, was purchased by JMD Corp. The new owners recently announced the launch of the “new Aeroseal,” with a program focused on helping HVAC contractors increase their business revenues.

State Automatic Heating & Cooling fabricates plenty of ductwork in its sheet metal shop, but when it came time for heating the shop to improve employee comfort and productivity, the owners chose a fabric air distribution system instead of spiral metal duct.

Steve Lauten, president of Total Air & Heat in the suburban Dallas area, seems to focus the company primarily on energy conservation measures such as home efficiency and energy conservation. But intertwined with the company’s systems-based approach is a belief that good IAQ must be part of the result.

Here are additional new products that The NEWS’ editorial staff found at the AHR Expo. Due to an internal error, these products were not included in The NEWS’ AHR Expo Post-Show Issue.

The newest product innovation in the ventilation industry - the modular/field-adjustable (M/FA) fabric duct/diffuser system - promises air distribution installation time reductions of as much as 40 to 80 percent and 15 to 50 percent less material costs, depending on marketplace geography.

When we last visited with lead installer John and his helper Charlie, they had learned how to measure external static pressure on a new system. They were shocked to measure a high 0.98 inches of water column - and surprised when their trainer asserted the airflow through the unit was probably OK.