Library

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...

Document intending to put some context and structure around the process of balancing and tuning one-pipe steam systems to help practitioners begin to garner the potential in energy savings that this measure presents.

Document illustrating guidelines for efficient installation of interior duct systems in new housing.

Report describing the use of mineral fiber insulating sheathing in a high performance enclosure retrofit package.

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.

Document providing renovators and retrofit contractors an overview of considerations when including wall air sealing and insulation in an energy retrofit project.

Report covering the fundamental waterproofing strategies for tub and shower assemblies.

Study investigating measured cooling energy savings from the installation of wall finishes with higher solar reflectance.

Research study analyzing measured energy savings from a moderate retrofit by comparing post-retrofit performance with measured pre-retrofit monitored data.

Research study outlining results of monitoring a low temperature heat pump.

Web resource that lays out the pre-work considerations, methods and finishes for installing mechanical insulation.

Standard that prescribes a testing method to determine the efficiency of space heating and/or cooling thermal distribution systems under seasonal and design conditions. This version of the standard was published in the year 2014, and is available for preview and purchase at the reference link. The...

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...

FEMA mitigation assessment team report following Hurricane Charley in Florida including observations, recommendations, and technical guidance for retrofitting hurricane-damaged homes.

FEMA mitigation assessment team report following Hurricane Ivan in Florida and Alabama including observations, recommendations, and technical guidance.

FEMA Mitigation Assessment Team Report describing damages from Hurricane Michael in Florida in Oct. 2018 and recommendations for future hurricane preparedness.

Book with indepth information about hydronic systems for residential and commercial buildings.

Report describing the work conducted for high performance hybrid assemblies.

Report providing extensive guidance on controlling moisture in building envelopes through proper selection and installation on air, water, thermal, and vapor barriers.

Report explaining moisture-related concerns for high R-value wall assemblies and discusses past Building America research work that informs this study.

The next generation of building enclosures is a key step toward achieving high-performance goals through decreasing energy load demand and enabling advanced space-conditioning systems. Yet the adoption of high-R enclosures and particularly high-R walls has been a slow-growing trend because...

Report describing evaluation of several configurations of wall assemblies to determine the accuracy of moisture modeling and make recommendations to ensure durable, efficient assemblies.

Report on a study monitoring moisture conditions of double-stud wall assemblies with different insulation in Devens, Massachusetts.

Report detailing a three-winter study on unvented roof assemblies in a cold climate, assessing insulation material, ridge diffusion vent presence, vapor control membranes, relative humidity, and interstitial airflow. Results indicate that utilizing air-permeable fibrous fill insulations in unvented...

Report detailing a three-winter study on unvented roof assemblies in a cold climate, assessing insulation material, ridge diffusion vent presence, vapor control membranes, relative humidity, and interstitial airflow; results indicate that utilizing air-permeable fibrous fill insulations in unvented...

Conference paper making the case that moving ducts to conditioned space saves energy, is practical for production builders (when accompanied by careful pre-planning), and creates significant andmarketable energy savings for homebuyers.

Report providing guidance to air-sealing multifamily homes.

Information sheet with nail withdrawl capacities in OSB.

This report is designed to meet ASHRAE 62.2-2010/2013 and ANSI/ACCA’s 5 QI-2015 protocol, thereby improving the performance of HVAC equipment in new homes when compared to homes built to minimum code.

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

Report discussing the benefits of modern evaporative cooling systems for use in hot dry climate zones.

Document on the development of two simple in-home efficiency test methods that can be used by technicians, researchers, or interested homeowners to verify the correct operation and energy efficiency of a homes air conditioning and heating equipment.

Document about development of models for evaluating thermal performance of walls in existing homes that will improve the accuracy of building energy simulation tools when predicting potential energy savings of existing homes.

Document about development of recommendations to help residential HVAC designers select optimal supply inlet size and system operating conditions to maintain good thermal comfort in low heating and cooling load homes.

Research study using modeling to determine optimal combination(s) of components/pumps, high efficiency heat sources, plumbing configurations and controls that result in the highest overall efficiency for a hydronic system.

Report providing information to researchers, utility program managers, and building owners interested in controlling heating energy waste and improving resident comfort.

Report covering wind loading on roofing assemblies.

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.

Technical report describing research aimed to provide window manufacturers with foundational guidance for installing windows in walls with continuous insulation (CI), addressing critical aspects such as evaluating common installation methods, establishing acceptance criteria for window performance...

A study on how fires spread through exterior building envelopes with discussion on how fires propagate in a rain screen cavity.

Information sheet providing guidance about the placement of ventilation approaches.

Manual describing design, detailing, material selection and troubleshooting for plaster, IEFs, and drywall, with information on continuous insulation, air barriers, rain screens, and ratings for fire and sound.

Large scale simulation study investigating the effects of cool roofs and walls on buildings of various vintages across the U.S., with special attention given to California.

Document with information about the most practical methods to achieve whole-wall performance of R-30 or above.

Report documenting actual energy savings of a retrofit project in Boulder, CO.

Research study exploring a test method measuring air leakage between units through common surfaces and air infiltration across exterior, noncommon surfaces of the enclosure.

Article describing how to properly manage condensing HVAC equipment.

Fact sheet from Wisconsin Focus on Energy explaining how to prevent future ice dams on homes by learning about their formation and mitigation of contributing factors.

List of recommendations from IBHS on how to protect homes from ice dam formation.