Library

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.

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.

A article about the best practice method of installing fiber cement siding, to install flashing at the butt joints of the siding boards, rather than face caulking the butt joints afterwards.

Report describing the advantages and best practices for installing heat pump water heaters (HPWH), highlighting their improved energy efficiency, reliability, and critical considerations such as condensate management, proper sizing, and optimal installation location to enhance performance and...

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.

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.

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.

Information sheet presenting techniques for installing cellulose insulation.

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

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.

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.

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 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.

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.

This research study used pollutant measurements, home inspections, diagnostic testing and occupant surveys to assess IAQ in 24 new or deeply retrofitted homes designed to be high performance green buildings in California.

Article describing the correct installation of clothes dryer exhaust ducts.

A guide for users and energy raters of insulated siding as home insulation.

Website providing builders with information about meeting RESNET Grade 1 criteria when installing insulation.

Fact sheet describing the newly developed Ventilation-Integrated Comfort System (VICS) that reduces space requirements and eliminates costly ductwork for separate heating, cooling, and ventilation systems, all while enhancing performance, addressing the demand for energy-efficient homes, and...

Report describing the results of a 21-home field study investigating the effectiveness and failure rates of whole-house mechanical ventilation systems installed in Florida homes over the last 15 years.

Report covering reservoir claddings, back ventilation and vapor throttles.

Report discussing how to create livable space in the attic that meets IRC code requirements by either creating a ventilated roof assembly, or and unvented attic assembly.

Blog article citing the risks and downsides of attic ventilation fans from a building science perspective.

The purpose for this document is to provide basic guidance on the use of proven installation techniques that can be used by installers to help ensure correct “dense pack” application of JM Spider® in drill & fill applications.

Article providing guidance for installing manufactured stone veneer, including information on rainscreens.

Website providing information about Knauf Insulation.

Report targeting the growing number of homes utilizing deep retrofit measures and new construction practices to realize sufficiently lower infiltration levels that require mechanical ventilation as prescribed by ASHRAE Standard 62.2.

PDF literature review of the impact and need for attic ventilation in Florida homes.

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

Report focusing on managing the driving forces that move air and water vapor across the building envelope.

This Measure Guideline provides design and construction information for a deep energy enclosure retrofit solution of a flat roof assembly.

Report describing the use of passive vents as a source of outdoor air in multifamily buildings.

This document addresses adding—or improving—mechanical ventilation systems to existing homes. The purpose of ventilation is to remove contaminants from homes either directly or by dilution. This report discusses where, when, and how much ventilation is appropriate in a home, including some...

Guide describing proper application, design, and installation of mechanical ventilation cooling systems for homes located in hot-dry and cold-dry climates, as well as a means of understanding the benefits, costs, and tradeoffs of these systems.

Report describing the most cost-effective ventilation and indoor air quality solutions for multifamily homes that meet ASHRAE 62.2-2016.

Standard establishing a test procedure for evaluating the performance of air-cleaning devices as a function of particle size. This is the current version of the standard, which was published in the year 2017, and is available for preview and purchase at the reference link. The ASHRAE bookstore also...

Document describing a hygrothermal modeling study, including all of the US climate zones, a range of interior humidity levels and numerous arrangements and types of insulation.