“It is the opinion of SPRI that a critical element in meeting a design standard is a fabricator’s manufacturing capabilities. Therefore, ANSI/SPRI ES-1 testing should be performed on systems as manufactured by a given fabricator.”

Welcome to National ES Testing Service, Inc.

We provide ANSI/SPRI ES-1 Compliant Testing Services and ES-1 Test Equipment for the Commercial Construction Industry.

Located in Dacula, GA, National ES Testing Service, Inc. (NESTS) provides the commercial roofing and construction communities with ANSI/SPRI ES-1 testing services. Since developing and receiving a US Patent for an ANSI/SPRI ES-1 testing apparatus in 2007, we have now become the first choice, cost conscious option for roofers and sheet metal fabricators to have over other traditional high-cost industry testing services. As the recognized leader in perimeter roof edge testing, NESTS has been involved in commercial building projects nationwide by helping to assist our customers with critical ANSI/SPRI ES-1 building code compliance. We have tested hundreds of coping caps, fascia systems and gutters that have been provided on roofing projects ranging from malls and shopping centers to high-rise buildings and schools. We exist solely to provide you and your company’s in-house roof edge fabrications with certification to meet ANSI/SPRI ES-1 state and local codes, as well as the requirements of International Building Code (IBC) first set in 2003.


Insuring compliance with ANSI/SPRI ES-1 standards, NESTS, Inc. tests these key roof-edging elements, including:

  • Wind Speed
  • Building Occupancy
  • Building Height
  • Roof Location
  • Building Location

Test the sheet metal details you want to fabricate and test the roof edge terminations you prefer to install!  There are no stickers to apply to your parts, nor hidden fees associated with being a part of our certification program. With your call to our well-trained specialists to get an answer to your important testing questions, each of our clients can expect to become well versed in the nuances of the ANSI/SPRI ES-1 Standard. It is our company mission to provide you with unsurpassed testing services, knowledgeable customer support when you call, and to be always striving to be the best perimeter roof edge testing company at your disposal.


NESTS, Inc. is invested in your success and takes pride in the level of service and quality of service that is provided by every member of the NESTS, Inc. team. Exemplified by repeat clientele, NESTS, Inc. is the name you can trust for a customized solution for your construction project.


To request information about NESTS, Inc. and the services offered, or to hire NESTS, Inc. for your upcoming project, please contact us at (404) 620-3153 or filling out a form here.