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Tom Bollnow, senior director of technical services
(847) 299-9070, Ext. 7518

Tom Bollnow joined the NRCA staff Jan. 1, 1999. He holds a Bachelor of Science degree in Civil Engineering from the University of Wisconsin. Before joining the NRCA staff he spent 30 years working with several roofing contractors in the Chicago area.

For NRCA, Bollnow is responsible for answering requests for technical assistance, performing staff liaison duties for several technical committees and contributing technical articles to NRCA's Professional Roofing magazine. He is a past president of the Chicago Roofing Contractors Association and Midwest Contractors Association and has chaired both associations' technical committees.

The following is a list of technical articles and papers written by Bollnow:

In The Valley

Low-slope membrane surfacings

Closed cut California valleys

Tile enters the environmental arena

Noncombustible building construction

Low slope reroofing guidelines

CCA treated wood substitutes

Steep slope roof covering options

An ounce of prevention

In defense of built-up roofing

Three tab shingle tolerances

Low slope options

Asphalt shingle designations

Providing slope

Base flashing height requirements

Which asphalt shingle is better?

Performance of FRT plywood


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