Library

Report describing an air distribution system composed of a series of uniformly-sized ducts that terminate in rooms throughout the home and return to a central manifold, similar in fashion to a “home-run” cross-linked polyethylene plumbing system.

Webinar answering code-related questions on duct leakage tests, moisture levels in attics and crawlspaces, combustion equipment in conditioned attics, ventilation in multifamily buildings, and continuous insulation in residential construction.

Document providing a resource to help builders large and small build high-quality, energy-efficient homes that achieve 30% energy savings in space conditioning and water heating in the marine climate.

Report provides a proposed set of guidelines for estimating the energy savings achieved by a package of retrofits or an extensive rehabilitation of an existing home.

Report summarizing research results for the 30% energy savings level and demonstrates that lead builders can successfully provide 30% homes in the Marine Climate Region on a cost-neutral basis.

Report summarizing research results for the 30% energy savings level and demonstrates that lead builders can successfully provide 30% homes in the Hot-Dry / Mixed-Dry Climate Region on a cost-neutral basis.

Report providing a summary of key lessons learned from the first ten years of the Building America program and also included a summary of the future challenges that must be met to reach the programs long term performance goals.

Part I of the Guide addresses walls constructed with 2x6 wood frame studs, wood structural panel (WSP) sheathing as exterior sheathing, gypsum board as interior sheathing, and a cladding system installed over WSP sheathing in low-rise residential buildings up to three stories in height. Walls with...

The Guide addresses walls constructed with 2x4 wood frame studs, wood structural panel sheathing (WSP) as wall bracing and added backing for foam sheathing, a layer of rigid foam sheathing insulation up to 1.5 inches thick over the WSP, and a cladding system installed over the foam sheathing in low...

Part I of the Guide addresses walls constructed with 2x6 wood frame studs, wood structural panel (WSP) sheathing as exterior sheathing, gypsum board as interior sheathing, and a cladding system installed over WSP sheathing in low-rise residential buildings up to three stories in height.

The Guide addresses walls constructed with 2x4 wood frame studs, wood structural panel (WSP) sheathing as wall bracing and added backing for foam sheathing, a layer of rigid foam sheathing insulation up to 1.5 in. thick over the WSP, and a cladding system installed over the foam sheathing in low...

Report describing the monitored long-term performance of two solar domestic water heating systems in northern climates.

Report about field testing that characterizes the uniformity of room-to-room ventilation air distribution under various operating conditions by examining multi-zone tracer gas decay curves and calculating local age-of-air.

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.

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

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

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.

Information sheet about how to reduce thermal bridging in walls.

Report describing steps homeowners can take to improve the indoor air quality in their home, including ventilating, preventing pests, and reducing pollutants in the home.

Information sheet designed for the residential construction and remodeling industries, as well as owners and managers working in affordable housing. This sheet presents building guidance for both new construction and rehabilitation, as well as practices that can be used by property maintenance...

Document reviewing ventilation strategies for different climate zones that also includes schematic drawings and photographs of various ventilation installations.

Report covering the reconstruction of flood damaged homes.

This project analyzed combined condensing water heaters or boilers and hydronic air coils to provide high efficiency domestic hot water (DHW) and forced air space heating. Called "combi" systems, they provided similar space and water heating performance less expensively than installing two...

This research paper outlines residential HVAC advanced controls and sensors. It includes a technology review, applications, maintenance and commissioning, occupant behavior and a summary of the state-of-the-art technologies for advanced controls for residential HVAC.

Report covering coating and back venting wood based claddings and trim.

Conference paper describing testing of the performance of fasteners used to attach rigid foam insulation to the exterior of walls.

Article describing a research study exploring how effective interior insulation systems are at keeping basements dry and warm.

Case study of new home construction in the hot-humid climate.

Article describing the evolution of the IRC to permit class 3 vapor retarders (latex paint) in walls coupled with exterior continuous insulation to allow drying and reduce condensation risk.

Report documenting the process and outcomes involved in achieving the U.S. Department of Energy Zero Energy Ready Home (ZERH) program certification standards while helping homebuilders in Climate Zones 5 and 6 in the Upper Midwest achieve ZERH certification.

Report summarizing results from a study in Massachusetts that aimed to upgrade existing homes and incorporate solar thermal systems.