(773) 588-0800





Historic Masonry Workshop Schedule Fall/Winter 2015-2016


To register please email or call Elisabeth Logman at 773-588-0800 x113. Workshops are held in our workshop at 3210 N. Troy, across the street from our main facility at 3135 W. Belmont Ave.

Introduction to Stone Repair December 2, 2015 | 9am-noon Learn about stone repair and watch a demonstration of Jahn Stone Repair products. FREE


Jahn Certification December 8/9, 2015 | December 10/11, 2015

Our intensive hands-on two-day Jahn Restoration Training Workshops introduce traditional methods of masonry repair using Jahn Restoration Mortars. This includes the repair of limestone, sandstone, terra cotta and brick. The objective of these workshops is to demonstrate materials and techniques to achieve long lasting results. Our classes welcome masons, contractors, craftspeople, specifiers, and other preservation professionals. Architects can receive AIA/CEU credits upon request.

Successful completion of the Jahn Restoration Workshop is necessary to purchase Jahn Repair Mortars M70, M100, M120, and M160. $450.00 for two-day session.


Introduction to Lime Mortar December 16, 2015 | February 3, 2016 | 9am-noon

Learn how to mix, apply, and cure historic lime mortar. This session is for anyone interested in historic lime mortars, which were used primarily in buildings constructed prior to the early 1930s. Wear work clothes. FREE


Intermediate Historic Brickwork January 13, 2016 | 9am-noon

This informal class is a hands-on discussion and demonstration of bonds, arches, and techniques. Wear work clothes. FREE


Terra Cotta Restoration January 20, 2016 | February 10, 2016 | 9am-noon Learn about terra cotta repair and watch a demonstration of Jahn Terra Cotta Repair products. FREE


Introduction to Helifix Masonry Ties January 27, 2016 | 9am-noon

Learn about this economical and highly effective option for structural masonry repairs. FREE