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Learn & Plan Topics

  • Energy & Atmosphere

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

  • Time Indoors

    People in the U.S. spend about 90% of their time indoors.

    Source: Environmental Protection Agency (1987). The Total...

  • Flexible Workplace Design

    Today’s workplaces are often in flux. Organizations change direction or develop new services. People move to new sp...

  • Integrative Design Process

    Integrative thinking looks for synergies among strategies - strategies that enhance one another. It also looks for strategies that, taken together, ...

Green Products

ASHRAE Standard 90.1

ASHRAE Standard 90.1 provides the minimum requirements for energy-efficient design of most buildings, except low-rise residential buildings, in the United States. It offers the minimum energy-efficient requirements for design and construction of new buildings and their systems, new portions of buildings and their systems, and new systems and equipment in existing buildings, as well as criteria for determining compliance with these requirements.  See Legal Requirements for applicability to Federal buildings.

Whole Building Systems

Materials

  • 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...

  • Thermostat

    A thermostat is a component of the HVAC controls system. Detection and communication of the space temperature is a critical component of overall HV...

  • IT Equipment

    Office equipment, such as computers and display monitors, can be energy intensive. Many newly manufactured computers and monitors are ENERGY STAR...

  • Decorative / Accent Lighting

    Decorative / accent lighting is designed to illuminate special architectural features or artwork. Decorative / accent lighting fixtures typically u...

  • Steel Frame

    Window frames are one component of a window assembly. In naturally ventilated buildings window frames allow the window to be opened to bring in fre...

  • Aluminum Frame

    Window frames are one component of a window assembly. In naturally ventilated buildings window frames allow the window to be opened to bring in fre...

  • Incandescent

    Incandescent lights are becoming obsolete and are no longer produced in the U.S. Although inefficient, they possess a number of other key performanc...

  • Fluorescent (including CFL)

    Fluorescent lights are more efficient and last longer than incandescent lights, but they are becoming obsolete as they are replaced in the market by...

  • LED

    Light Emitting Diode (LED) lights have become the most energy efficient and most lifecycle cost effective lighting option on the market today. The c...

  • Drywall

    Drywall (also known as gypsum board) is the material used to build standard interior walls. Drywall should be locally sourced and include recycled m...

  • Kitchen Exhaust Hoods

    Kitchen exhaust hoods are a large energy consumer in cafeteria spaces. Significant amounts of energy can be conserved by utilizing transfer air – co...

  • Fiberglass

    Fiberglass glazing is typically only used for skylights and other specialty applications. Fiberglass glazing has excellent thermal properties a...