NRCA's Technical Services is responsible for coordinating and developing NRCA's technical activities and research programs. Directed by NRCA's Technical Operations Committee, which establishes NRCA's technical programs and priorities, Technical Services provides technical support to NRCA members and the roofing industry.

NRCA's technical activities are conducted by seven NRCA technical committees and task forces.

The technical information contained on NRCA's website is adapted from various technical publications written by NRCA's technical committees, task forces and technical services staff. Additional information periodically will be added to this section, so please visit it frequently.

Technical Service Staff

Click on a name for contact information, a brief biography and links to their Professional Roofing articles.

Residential roofsResidential roofs
Consumer Information

NRCA provides a wide range of information and services to help homeowners and building owners make informed decisions about replacing and maintaining their roof systems.


Edge metal testing
ES-1 Testing of Shop-fabricated Edge Metal

ANSI/SPRI ES-1, "Wind Design Standard for Edge Systems Used with Low Slope Roofing Systems," is a standard addressing the design wind loads and wind resistances testing of edge metal systems, except gutters, used to secure the perimeters of low-slope membrane roof systems.


Technical Glossary

Search NRCA's glossary of roofing terms for information by roofing term or browse by letter.


Technical Library

Search thousands of roofing-related articles for information by keyword, author, title or source.


Contractor studies plans.Contractor studies plans.

Roof Wind Designer

Roof Wind Designer is intended to provide users with an easy-to-use means for determining roof systems’ design wind loads for many commonly encountered building types that are subject to building code compliance.



EnergyWise Roof Calculator

EnergyWise Roof Calculator provides a graphical method of constructing roof assemblies to evaluate thermal performance and estimated energy costs under normal operating conditions.



The NRCA Roofing Manual—2020 Set
The NRCA Roofing Manual—2020 Set

NRCA's premier technical publication gives you the most current and useful technical information in the roofing industry.


Webinar recording
ASCE 7-16 Revisions and Wind-uplift Design

Mark S. Graham, NRCA’s vice president of technical services, explains the roofing-related changes to ASCE 7-16 and the effect they will have on roof system design.

IIBEC’s New Manual of Practice

You can learn about roof consultants’ roles and responsibilities in IIBEC’s updated document.

Professional Roofing June 2020