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Find out all about roofing, including exterior finishes, framing, insulation, photovoltaics, and sheathing.
Consider using the products below to take advantage of their potential to provide one or more of the following in the homes you build: Affordability, Energy Efficiency, Quality & Durability, Environmental Performance, and Safety.
Guides for designing and building various types of construction
General recommendations and accepted practices
Evaluation of how products and systems perform in real life applications
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Accelerating the Adoption of Vacuum Insulation Technology in Home Construction, Renovation, and Remodeling
This document reports on the progress made toward developing applications that take advantage of VIP technology.
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Building Integrated Photovoltaic Project
A PV-Metal Roofing Photovoltaic (PV) system was installed in an NAHB Research Center 21st Century Townhouse. This report covers: system installation, balancing of system components, monitoring of PV system performance and survey of visitors' attitudes.
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Building-Integrated Photovoltaics Roofing Product Integration
This report describes result of market research performed during development of PV roofing to determine the requirements of all stakeholders and decision makers in the supply chain from manufacturers through home buyers.
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Photovoltaics: A Background Paper for Homebuilders, Remodelers and Editors
A 10-page summary that describes solar PV technology and how steel roofing with a PV coating was installed on an NAHB Research Center Townhouse in 1996. A useful introductory document for those who want to know how it works.
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Roof Framing Connections in Conventional Residential Construction
This study documents the structural behavior of key framing connections in conventional roof systems. Loading conditions included shear loads on roof-to-wall connections using various toe-nails and an enhanced connection using a simple roof tie clip. Heel joint connections of rafter-ceiling joist assemblies were also tested and analyized.
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TechPractices: 21st Century Townhomes, Bowie, MD
In 1996 the NAHB Research Center, Inc. built four 21st Century Townhouses to test, demonstrate, gain experience, and disseminate information about innovative home building products, systems, and technologies.
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TechPractices: Home Front, Inc., Brian Bishop, Venice, FL
The panelized housing system developed by Brian Bishop of Home Front, Inc. gives homeowners the durability of a non-wood exterior system, the energy efficiency of full thickness foam insulation, and the lower cost of a panelized system that erects quickly without the need for heavy-lifting equipment.
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TechPractices: Long and Gordon, Dove Street, Boston, MA
In an area noted for its crime, a builder teamed up with the City of Boston to tear down a crack house and replace it with durable, energy efficient, two-story homes, strategically placed to tie together and revitalize the neighborhood.
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TechPractices: Ocean Colony Landing, Component Structures, Marshfield, MA
Component Structures, Inc. (CSI) uses innovative technology to address regulatory concerns and cost issues, creating an instant hit near the Boston waterfront.
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TechPractices: Solar Townhouses, Philadelphia, PA
A builder in Pennsylvania is taking advantage of a new solar mortgage program and coupling it with government grants to make high technology affordable.
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Evaluation of how products and systems perform in real
life applications
Frequently asked questions, answered by home building professionals
Recommended Web resources for additional information
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Asphalt Roofing Manufacturers Association (ARMA)
The Asphalt Roofing Manufacturers Association presents information about steep-slope and low-slope asphalt roofing.
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Building Component Safety Information
Guide to good practice for handling, installing, and bracing of metal plate connected wood trusses.
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Carbeck Structural Components Institute (CSCI)
CSCI's mission is to promote research & education focused on structural framing of residential housing and commercial buildings.
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Cedar Shake and Shingle Bureau
The Cedar Shake & Shingle Bureau is a non-profit industry association representing Certi-label brand product manufacturing members, distributors, installers, roof maintenance technicians, and other associates. This site offers construction manuals, installation specifications, and product support.
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Cold Formed Steel Council (CFSC)
CFSC is made up of steel component manufacturer members of WTCA who are interested in advancing the structural building component industry with a special emphasis on steel components.
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Copper Development Association (CDA)
Tons of information about copper tubes, pipes, and wiring and the uses in homebuilding, brought to you by the Copper Development Association.
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Department of Energy Insulation Fact Sheet
A good overview of R-value calculation, types of information, link to model energy code and other information.
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EURIMA - European Association of Insulation Manufacturers
European Association of Insulation Manufacturers (EURIMA) represents the interests of all major mineral wool producers throughout Europe. This site contains plenty of good information about mineral wool insulation.
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Guidelines on Assessment and Remediation of Fungi in Indoor Environments
The New York City Department of Health & Mental Hygiene created these guidelines for building engineers and management. The focus of this guidance document addresses mold contamination of building components (walls, ventilation systems, support beams, etc.) that are chronically moist or water damaged.
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ICAA - Insulation Contractors Association of America
The Insulation Contractors Association of America was created to be the only national voice representing both small and large residential and commercial insulation contractors. This site has information for consumers, builders, and code officials.
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Metal Roofing Alliance (MRA)
This website introduces homeowners to the many cost-saving benefits of metal roofing, as well as provide them with useful information, resources, and contacts to make the most educated decision when the time comes to re-roof their home.
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Minnesota Pollution Control Agency - Roofing Shingles into Roads
Minnesota Pollution Control Agency presents Roofing Shingles into Roads, a resource of information for recycling roofing shingles.
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NAIMA - North American Insulation Manufacturers Association
NAIMA concentrates on promoting energy efficiency and environmental preservation through the use of fiber glass, rock wool and slag wool insulation products, while encouraging safe production and use of these products.
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National Roofing Contractors Association
Roofing information for consumers, contractors, and designers.
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NIA - National Insulation Association
The National Insulation Association (NIA) strives to be the authority on the insulation industry while increasing awareness for the need and benefits of insulation. This site offers a lot of technical information about insulation and its installation.
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NRDCA - National Roof Deck Contractors Association
The National Roof Deck Contractors Association represents contractors who install roof deck substrates that provide structural support and insulation to roofing membrane applications.
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PIMA - The Polyisocyanurate Insulation Manufacturers Association
The Polyisocyanurate Insulation Manufacturers Association (PIMA) is the national trade association that represents polyiso insulation manufacturers and suppliers to the polyiso industry. This site has product specs, technical bulletins, performance data, and more.
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Professional Roofing Magazine
Current and archived articles about roofs and roofing.
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RCI-Mercury
RCI-Mercury is a free information service provided by the Roof Consultants Institute. This website provides articles, technical bulletins, and other resources on roofing and waterproofing.
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Residential Compliance Using REScheck
The REScheck (formerly MECcheck) materials have been developed to simplify and clarify code compliance with the Model Energy Code (MEC), the International Energy Conservation Code (IECC), and a number of state codes. Download REScheck software to your computer, or use REScheck online.
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Roof Coatings Manufacturers Association (RCMA)
The Roof Coatings Manufacturers Association (RCMA) represents the manufacturers of cold-applied coatings and cements used for roofing and waterproofing.
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Roof Consultants Institute
The Roof Consultants Institute (RCI) is an international association of professional roof consultants, architects, and engineers who specialize in the specification and design of roof systems.
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Roof Helper
A consumer resource on all things related to roofs and roofing. The mission of Roofhelper.com is to assist homeowners in understanding their roof repair and replacement options before they tackle the project themselves or hire a roofing contractor.
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Simply Insulate
The North American Insulation Manufacturers Association (NAIMA) has created this website to aide homeowners with their building decisions and provide tips on choosing and installing insulation.
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SIPA - Structural Insulated Panel Association
The Structural Insulated Panel Association (SIPA) is a non-profit trade association representing manufacturers, suppliers, fabricators/distributors, design professionals, and builders committed to providing quality structural insulated panels for all segments of the construction industry. This site has a lot of technical information about SIPs.
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SPRI - Single-Ply Roofing Industry
This association represents sheet membrane and component suppliers to the commercial roofing industry, and is a resource for objective information about various single-ply roofing products and systems.
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Steel Roofing
Providing architects, contractors, and building owners with the most current information available on Galvalume Steel Roofing.
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Tile Roofing Institute (TRI)
News, technical bulletins, and installation guides for the roof tile industry.
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Truss Design 2004 Edition
Provides technical information and specification on cold-formed steel truss construction and applies to the design, quality assurance, installation, and testing of cold-formed steel trusses.
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What We Learned by Framing the American Dream
For this project, two identical houseplans were completely framed using two different methods - one stick-built, and the other with wood trusses and wall panels (components). Find out what was learned about wood waste at the job site.
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Wood Truss Council of America (WTCA)
WTCA represents structural wood component manufacturers. Its membership also includes truss plate and original equipment manufacturers, computer engineering and other service companies, lumber mills, inspection bureaus, lumber brokers and distributors, and professional individuals in the fields of engineering, marketing and management.
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WoodWorks - Software for Wood Design
WoodWorks® computer-assisted design software has been developed by engineers to simplify and enhance the wood design process. WoodWorks allows quick and accurate sizing, based on American Forest & Paper Association's National Design Specification for Wood Construction (NDS) in United States and Canadian Standard Association's (CSA) O86 Wood Design Standard in Canada, of structural members such as joists, studs, beams, and columns for different load conditions.
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