We are the authority

Since 1981, SPRI has been the leading authority on the single-ply roofing industry.

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Your source for information

SPRI is your source of balanced, scientific information on single-ply roofing systems.

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We guide code development

SPRI’s research on the installation and performance of roofing systems guides building code development.

See How We Set The Standard

DORA

DORA, a comprehensive, easy-to-use listing service database for consultants, specifiers, and architects is now LIVE.

Your search just got easier

SPRI is your home for commercial roofing industry information. Here, you can browse through our resource documents, keep up with our events, search for members and learn more about SPRI ANSI Standards.

SPRI is always looking for ways to improve the quality of education on the industry.

Proactively Advance Technology

Intervene and Impact Code and Testing Issues

Accurate Data: Energy Savings, Recycling + Sustainability Issues

Resolve Technical Issues

Monitor Legislative and Regulatory Issues

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We improve the industry

SPRI standards promote better roof performance.
Standards & Technical Reports

What they are saying

It was really beneficial getting to know the team during the project. Getting help from others members, who have had similar challenges,
made the project flow smoother than I could have envisioned!

Robert J. Millhouse
Contractor, J&P Roof Installations

Thank you for your response.  It is unusual for someone in a large organization to get back with us in such a swift and thorough manner, if at all.  I appreciate the follow-up.

Dave Wyatt
Braun & Steidl Architects

SPRI has long been an active contributor to the Cool Roof Rating Council, helping shape the CRRC’s technical standards and program policies on
behalf of the single-ply industry.

Jeffrey Steuben
Cool Roof Rating Council

We enable every member

SPRI’s membership includes companies from all aspects of the single-ply roofing industry dedicated to improving the industry through cooperation.
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Our recent stories

Share in our membership thinking and stories.

DORA® Now Included in MasterSpec

DORA® Now Included in MasterSpec

Avitru, formally ARCOM, is the leader in construction specifications and the exclusive distributor of MasterSpec.  MasterSpec is a leading comprehensive building specification system in the construction industry. Recently, during the December 2018 update to...

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Bituminous Roofing 101

Bituminous Roofing 101

Withstanding the test of time, bituminous roofing products bring a proven track record to low-slope roofing. Bituminous roofing systems are known for their long service life, dependability, and exceptional waterproofing. There are two main types of bituminous roof...

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Single-Ply Roofing 101

Single-Ply Roofing 101

Single-ply roofing in North America traces its origins back to the early 1960s when the first EPDM rubber roofs were installed. Since then, single-ply roofing has grown in popularity due to its long service life, dependability, and ease of installation. Today,...

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EPDM Yesterday and Today

EPDM Yesterday and Today

EPDM roofing membranes first came on the scene in 1962 and became increasingly popular in the 1970s as the oil embargo drove up the price of asphalt-based roofs. Over the course of the last 50-plus years, numerous enhancements have been made to EPDM system components,...

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RCI Foundation Funds SPRI Research

RCI Foundation Funds SPRI Research

The RCI Foundation has approved a two-year research grant totaling up to $50,000 to SPRI (representing the Single-Ply Roofing Industry) for research on the roofing assembly. SPRI is a collection of commercial roofing industry experts dedicated to providing an open...

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