We are the authority

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

Your source for information

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

We guide code development

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


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

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

We improve the industry

SPRI standards promote better roof performance.

What they are saying

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.

Our recent stories

Share in our membership thinking and stories.

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

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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SPRI’s Position: ES-1 Tested Products

May 2018 It is SPRI’s position that for edge securement products to comply with Section 1504.5 of the IBC each edge securement product must be tested for resistance in accordance with test methods RE-1, RE-2 and RE-3 of ANSI/SPRI ES-1 and that the testing must be...

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