Library

Research study about a high performance retrofit of an existing brick building (a former convent) into condominiums, all affordable housing.

Report describing procedures for increasing sensible efficiencies through increased flow rates across the air handling unit and increased indoor coil sizes.

Report about cost effective energy-efficient upgrades that can be implemented in the hot, dry Southwest climate.

Document reviewing current and potential ventilation technologies for residential buildings with particular emphasis on North American climates and construction.

Article describing how insulating and air sealing unfinished attic spaces can lead to reduced energy bills in some homes.

Report describing development of a package of energy efficiency measures to achieve 60% energy savings in a test house.

Website with consumer information about duct cleaning.

Study conducted to help determine cost-effective solutions for heating and cooling houses that are designed to be energy efficient.

Manual that identifies certain leakage limits for ducts and outlines procedures for testing ducts for conformity with air leakage limits that are set forth in a designer’s project specification.

Fact sheet describing building envelope performance measures applicable to residential and small commercial construction.

A research paper exploring the design, installation, repair and maintenance of solar water and pool heating technologies.

This Standard provides a consistent, uniform methodology for evaluating the airtightness of building envelopes and heating and cooling air ducts and the air flows of mechanical ventilation systems.

Report addressing barriers to information, contractor resources and cost savings associated with steam balancing multifamily buildings.

Information sheet about buried ducts.

Report about the impact on the loads when common safety factors are applied to the load calculation process using two houses that meet the 2009 IECC prescriptive path modeled as the accurate baseline.

Document covering the pros and cons of compact air distribution systems and the decision criteria that must be considered early in the whole-house design process.

Report about proper water heater selection developed to provide step-by-step procedures for evaluating preferred cost-effective options for energy efficient water heater alternatives based on local utility rates, climate, and anticipated loads.

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).

A research paper discussing the use of foundation heat exchangers for ground source heat pump systems in European climates.

The Technician's Guide equips practitioners with the knowledge to properly implement all of the measurement procedures required in the HVAC QI Specification.

DOE-sponsored report describing the experimental design and results of testing the energy performance of Hunter Douglas double-cell cellular shades under various control schemes in the Pacific Northwest National Laboratory’s Lab Homes.

Conference paper summarizing the relative performance of currently available Heat Pump Water Heaters (HPWH) models, the energy implications of different installation locations (garage, basement, or conditioned space) and ducting configurations (exhaust ducting, full ducting, or no ducting), as well...

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.

Guide from Energy Star on smart thermostats and offering some guidance for choosing one.

This report describes the results of a multiyear research project that investigated the energy savings attributable to thermostatic radiator valves (TRVs) installed on one-pipe steam distribution systems.

Information sheet describing transfer ducts and grilles for HVAC.

Presentation report detailing Heat Pump Water Heater (HPWH) interaction with space conditioning systems in real-life test scenarios that explains some of the problems arising from these interaction and information that can be used to make the system more efficient.

This study uses a computer simulation approach to examine the energy and indoor air quality implications of passive and hybrid ventilation systems.

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.

Fact sheet providing information on window attachments and their potential for improving energy efficiency.

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.