Library

Article showing steps for kick out flashing at roof-wall intersection.

Report on performance of current diagnostics as well as a draft test method for use in future air flow evaluations.

Guidance on performance of current diagnostics as well as a draft test method for use in future air flow evaluations.

Report presenting lab evaluation of five heat pump water heaters available in the US market today.

Report proposing mini-split heat pumps as a new retrofit option to replace resistance heating in the Pacific Northwest.

Report describing research conducted to support California’s Title 24, Part 6 Building Energy Efficiency Standards by analyzing the impact of installation location and ventilation on heat pump water heater (HPWH) performance, emphasizing the need for proper installation to maximize efficiency...

Article describing a technique for installing a skylight and avoiding potential water leaks with the use of a peel-and-stick (or self-adhesive) membrane under the flashing.

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

Report on the long-term performance of mini-split heat pumps.

Report identifying the target market for solar water heaters and potential pathways and cost/performance targets that must be met for these systems to realize large energy savings.

Web article describing many ways homeowners, contractors, and builders can make homes more resistant to hurricanes, tornadoes, high winds, floods, and hail.

Fact sheet describing important roof-to-wall and wall-to-foundation connection details for masonry construction in coastal areas, including load paths, building materials, and reinforcement; also published in FEMA P-499 “Home Builder’s Guide to Coastal Construction: Technical Fact Sheet Series.”

Article describing the flashing of roofs and what to look for, targeted at home inspectors.

Article describing methods for insulating and air sealing vented and unvented roofs in various climates zones.

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

Document with evaluation of 14 heat pump water heaters (including three recently released HPWH products) installed in existing homes in the northeast region of the United States.

Study investigating measured cooling energy savings in homes across the U.S. from the installation of roofing with higher solar reflectance.

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

A presentation describing the standards regarding who is responsible for what part of the design to ensure the roof truss is properly designed and braced.

An installation training manual discussing the installation of metal roofing materials and related accessories, for both new construction and retrofit projects.

A Recovery Advisory guide reccomending practices for designing and installing metal roof systems that will enhance wind resistance in high-wind regions (i.e., greater than 90-miles per hour [mph] gust design wind speed).

Report covering the selection of roof vents for rainwater resistance.

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

This report requires all elements of rooftop PV panel systems to be designed for component and cladding pressures per ASCE 7-10.

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

Standard covering overs mounting systems, including mounting devices, clamping devices and ground lugs for use with photovoltaic modules and panels and contains requirements for ground-mounted and roof systems as part of a nonstructural building component.

Study in which a central heat pump water heater system was monitored in detail and used to create a model for assessing similar systems in various climates.

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

Guide providing information on controlling attic ductwork sweating.

A document providing guidance on integrating a PV array with a roof system.

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.

Study examining how design features, such as building envelope openings and compartmentalization, affect the wind pressure in typical low-rise buildings with gable and hip roofs.

Report covering wind loading on roofing assemblies.

Report describing the key findings from the first third-party field validation of 120-volt heat pump water heater (HPWH) technology, addressing the significant barriers to their adoption and emphasizing their potential role in reducing carbon emissions from residential water heating.

Report describing a laboratory assessment on the performance of Rheem 120-volt heat pump water heaters (HPWH), aimed at identifying optimal installation locations for these new "plug-in" models based on comprehensive testing under various conditions.

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.

Website providing guidance on how to reduce the risk of damage to a home from hail.

Webpage providing guidance for homeowners on how much snow weight a typical roof can handle and when to consider removing snow from the roof.

Article describing how ice dams form on residential roofs, how they damage homes, and solutions to prevent future dams.

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.

Case study describing the External Thermal and Moisture Management System developed by the NorthernSTAR Building America Partnership for retrofitting roofs with rigid foam over the roof deck, especially on one and a half-story homes.

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

Website providing an online calculator for determining energy and cost savings from installing radiant barriers in attics.

Fact sheet describing analysis of potential heating and cooling savings from radiant barriers in attics.

U.S. Department of Energy's website describing radiant barriers in homes.

Website with answers to some of the most commonly asked questions about attic radiant barriers.

Report covering the performance of residential buildings during three hurricanes impacting Florida in 2004.

Information sheet with the definition and uses for a raised truss.

Searchable database of over 3,000 roofing products that have undergone solar reflectance and thermal emittance testing.

Fact sheet describing conditions for wildfire, how a home catches fire, how to create a survivable space, the ideal fire resistant home.