Library

Report presenting a cold climate project examining and alternative approach to ground source heat pump ground loop design.

Report about opportunities for ventilation when traditional methods are limited by weather conditions or by contaminants in the outdoor air.

Report explaining the issues and concerns with conventional ventilated crawlspaces and to outline prescriptive measures for improvements that will create healthier and more durable spaces.

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.

Presentation about proper installation of flexible ducts.

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

Report about indoor air quality related to indoor mold growth.

Report detailing the monitored and modeled performance of a solar home outside of Washington DC.

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

Report describing the various heat pump retrofit options for multifamily buildings in the U.S., segmented by building typology and heating system, to support better environmental, economic, and health outcomes.

Article discussing the advantages of using heat pumps and/or hydronic forced air heat instead of furnaces in high-performance homes.

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

Factsheet profiling a simple modification that can be made to window air-conditioners to improve their energy efficiency.

Website providing information on low-energy and standard cooling systems, with a focus on saving energy.

Website providing certified rating programs to help manufacturers, builders, contractors and homeowners compare performance of ventilation products for air flow, sound, and other performance characteristics.

Website for consumers describing heat pump water heater technology and linking to retailers and installers.

Article describing the impact of stack effect on building performance, highlighting how pressure differences caused by temperature and height affect air infiltration and exfiltration, and detailing strategies like compartmentalization and distributed mechanical systems to manage airflow and maintain...

Website with articles on home ventilation and indoor air quality.

Report presenting construction methods, building products, appliances and equipment of four single-family houses that achieve dramatic energy reductions and approach “net zero energy” use.

Article describing considerations for choosing a room-level air cleaner to improve indoor air quality.

Article from Washington Post on passive cooling measures for homes during extreme heat.

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

Factsheet describing how to partially install a heat pump in a manufactured home in the manufactured home factory.

Website blog with guidance about calculating heat-loss.

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

Report providing the results of an analysis of humidity control and variable refrigerant flow (VRF) system efficiency in three new multifamily buildings in New York, NY.

Fact Sheet describing the need for supplemental dehumidification, dehumidifier configuration options, and design considerations.

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

Report providing information about energy-efficient heating, ventilation, and cooling (HVAC) equipment options to help homeowners cut their energy use, reduce their carbon footprint, and increase their homes comfort, health, and safety.

Standards criteria supporting ICC HVAC duct support standards.

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.

Software tool available free online that can help calculate heating and cooling requirements to accurately size HVAC equipment in as little as 15 minutes.

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

Publication specifying HVI’s prescriptive procedures for testing and rating airflow of residential ventilation products in accordance with ANSI consensus standards.

Publication describing the requirements and procedures for the certified performance ratings program for residential ventilation products administered by the Home Ventilating Institute.

Website providing an online directory of more than 3,600 residential ventilation products lisiting flowrates, sones, watts, and other performance metrics; all listed products have been tested by the Home Ventilating Institute.

Report summarizing the status of a central hydronic heating system project in multifamily housing at the conclusion of the 20112012 heating season.

Report evaluating the relative effectiveness of various control and distribution strategies to improve hydronic space heating performance in existing low-rise multifamily buildings

Journal article detailing laboratory and simulation studies quantifying the impact that heat pump and air conditioner installation faults have on system capacity and efficiency.

The study described in this white paper is based on building energy modeling with an important focus on the indoor humidity impacts of ventilation.

Report summarizing approaches to addressing duct leakage in hot humid climates.

Report presenting improved air conditioner (AC) and heat pump (HP) modeling methods in the context of whole-building simulation tools.

Presentation on Improving Air-Conditioner and Heat Pump Modeling.

Report documenting the results of a NYSERDA-funded research project to demonstrate the costs and benefits of a best practice systems approach to improving exhaust ventilation system performance in five multifamily buildings in New York State.

Report examining the impacts that common installation practices and age- induced equipment degradation may have on the installed performance of natural gas furnaces, as measured by steady-state efficiency and AFUE.

Study using simulations to understand the impact that shading and natural ventilation would have had on the survivability of non-air-conditioned buildings during the 2021 heat wave in the Pacific Northwest.

Fact sheet providing information on how to identify issues and improve performance in central exhaust systems.

Report detailing natural ventilation and passive airflow systems.