Library

Report describing findings from research related to heating, ventilation, and air conditioning (HVAC) companies that have made the decision to transition to whole house performance contracting (WHPC).

Brochure describing insulation approaches for homes with slab-on-grade floors.

Standard providing industry-backed information for assessing new and existing HVAC systems, evaluating and verifying the cleanliness of HVAC system components, preventing job related hazards and guiding the cleaning and restoration of HVAC systems to a specific level of cleanliness.

Article describing thermal bridging, construction practices that encourage thermal bridging, and solving thermal bridging through continuous exterior insulation.

Information sheet describing transfer ducts and grilles for HVAC.

Research study comparing TRNSYS Type 604 pipe model against laboratory pipe heat loss test data and detailed field monitoring data.

Information sheet about proper ventilation and air sealing.

Guide providing information on controlling attic ductwork sweating.

Report describing the design and construction of a highly energy efficient community of ten duplexes in Greenfield, Massachusetts.

Report and case study describing a retrofit project for single family homes in the Pacific Northwest.