Library

Factsheet describing how to install air source heat pumps for residential heating and cooling in cold climates.

Factsheet describing how to install air source heat pumps for residential heating and cooling in cold climates.

Guide by the Northeast Energy Efficiency Partnerships on how to size heat pumps in a cold climate.

Report describing the use of fresh air ventilation systems to eliminate the formation of icicles and ice dams along the eaves of roofs.

A ENERGY STAR guide on efficient heating, ventilation and cooling systems in residential homes.

Report describing the significant potential for energy use reductions through heat pump water heaters, which have been a crucial part of Northwest power plans for decades and have recently achieved substantial savings with new integrated models and climate specifications.

Webpage providing basic information on various types of heat pumps and their applications in Massachusetts.

Report providing information for HVAC designers, installers, and consumers about air source heat pumps.

Article describing how to use radiator inlet orifices optimize two-pipe steam heating systems.

Factsheet describing tips for building or renovating with a focus on disaster resistance.

Factsheet outlining the advantages of using heat pumps, which are an efficient way to heat and cool a home.

Webpage providing curriculum with links to presentations and problem sets for teaching an understanding of sizing cold climate heat pumps.

Paper providing a comprehensive overview of HVAC system design considerations and challenges specific to multifamily residential buildings, focusing on optimizing performance and addressing common issues.

Correcting pressure imbalances in your HVAC system can result in a healthier, more efficient home.

Report describing the objective evaluation of space conditioning interactions between heat pump water heaters and home heating systems during winter 2016-2017, revealing a smaller than anticipated impact on space conditioning loads.

Webpage describing how to conserve heat or find alternative heat sources during a power outage to keep one room warm.

Web article describing two options for sizing ductless minisplit heat pumps, including a free HVAC sizing tool.

News article describing the state of the residential battery storage market.

Project discussing buried or encapsulated ducts and their pros and cons.

Report describing the installation and operation of forced-air heating and domestic hot water combi systems in residential homes.

Measure Guideline describing how to assess and carry out the isolation of natural draft combustion appliances from the conditioned spaces of low-rise residential buildings.

This report investigates whether mini-split heat pumps can live up to their potential for one market segment: multifamily retrofits.

Database compiling extended capacity data for numerous cold climate heat pump manufacturers and models.

A website providing information on the purpose of burners and the components used in burners.

Website providing guidance on passive heating, cooling, and lighting methods.

Article from Williams College on the key elements of passive solar design for homes.

Article investigating how a linear input/output relationship can be used as a simple model of the performance of a combination hydronic heating system over heating only, DHW only, and combined loads.

Blog article describing considerations for how to use trees for shading to reduce cooling energy demand.

Database describing FEMA preparedness webinars including natural hazard preparedness.

Webpage describing steps homeowners can take to prepare their home and car for winter storms.

Webpage explaining how to mitigate heat loss through roofs for ice dam prevention.

Webpage describing a DOE Cold Climate Heat Pump Challenge. The challenge engages industry partners and focuses around the Cold Climate Heat Pumps, a more environmental and efficient heating alternative to traditional heating.

Paper covering a parametric study of foundation heat exchanger-based ground source heat pump systems for several house configurations in a range of European locations, with an emphasis on determining feasible combinations.

DOE report characterizing the installed base of windows and window coverings, and how users operate window coverings in order to enable precise quantification of energy savings.

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

Guide providing detailed explanations of the snow load provisions contained in Standard ASCE/SEI 7-16: Minimum Design Loads and Associated Criteria for Buildings and Other Structures.

The website by U.S. Department of Agriculture’s Natural Resources Conservation Service (NRCS) National Water and Climate Center tracks snowpack sensor stations at multiple sites across the country providing an interactive US map of snow loads.

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

Article describing suggested food supplies, sanitation, safety, and cooking for during and after an emergency.

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...

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.

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.

Report describing the formation of icicles and ice dams along poorly ventilated roofs and how to mitigate ventilation issues with insulation and vents.

Report describing the use of attic ventilation to control moisture in cathedral roofs and avoid the formation of ice dams.

Web page providing statistics on weather related fatalities and injuries.