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Procure Products

in the Green Procurement Compilation

Learn & Plan Topics

  • Indoor Environmental Quality (IEQ)

    Indoor Environmental Quality (IEQ) is most simply described as the conditions inside the building. It includes air quality, but also access to da...

  • Enhancing Health with Indoor Air

    Four key levers to enhance health and performance by improving indoor air.
  • Energy & Atmosphere

    Buildings and facilities rely on the operation of mechanical systems and electrical systems to maintain a high level of indoor environmental qual...

  • Indoor Air Quality

    EPA studies indicate indoor levels of pollutants may be up to ten times higher than outdoor levels.

    Source: Environ...

Recirculated Air

Air that is removed from a space by mechanical means and reused again as supply air. Using a mix of recirculated air and fresh air is efficient because it maintains healthy levels of oxygen at healthy levels but doesn’t require excessive amounts of conditioning (heating or cooling).

Whole Building Systems


  • Overhead Air Distribution

    Overhead air distribution is the most common approach to mixing and delivering conditioned air to a space, though the delivery method can vary from ...
  • Under Floor Air Distribution

    Under floor air distribution systems supply conditioned air to an occupied space via diffusers in a raised floor. This system effectively maintains...
  • Air Hand Drying

    Air-based hand drying utilizes high speed air and/or warm air to remove or evaporate water from a user’s hands. The high-speed air systems are sl...