Historic Masonry Repointing and Masonry Repair Certification Training – In-House

US Heritage In House Training Courses

Join us at the US Heritage Group Headquarters for Lime Putty Mortar and Stone Repair Training available in back-to-back certification sessions. Take individual classes or all three to cover all your bases.

Special Offers for In-House training:

Session 1: January 24, January 25, January 26

Session 2: March 7, March 8, March 9

10% discount for attending all 3 days of training, 15% company discount for groups of 3 or more attendees who sign up together.

Free registration for qualifying architects, engineers and preservation organization staff!
Reimbursement of contractor of training registration fees!

For more information or to register for this event, contact Tai Olson at 773.286.2100 ext. 309 or at info@usheritage.com.

Lime Putty Mortar Installer Certification Training (One Day)

Learn the tricks to “Walk-Away Installation” that can give you a competitive advantage by producing superior results. Eliminate unnecessary, inappropriate and potentially damaging work caused by problems with mortar mixes, joint removal, installation, tooling, curing and cleaning. Specifiers & masonry contractors agree that this one-day training is one of the best investments they made in the past year. This course covers:

  • History of lime and portland cement use in masonry
  • Technical information about building limes performance & life expectancy
  • Mortar recipe basics
  • Color matching considerations lime putty mortar mixing
  • Non-destructive mortar removal methods including tool selection criteria
  • Proper wall preparation
  • Installation techniques
  • Joint finishing (Creating the 100yr Look without Acid Burning)
  • Curing methods & considerations
  • How to deliver the best mock-up sample every time

Stone Repair Certification Training – Level 1 (One Day)

Masonry Repair Training and Certification – Level 1 workshop delivers straightforward strategies and techniques for basic masonry unit repair from start to finish using stone to stone bonding adhesive and stone patching mortar. Work hands-on with master stone conservators to build skills that can be applied to repair of limestone, sandstone, brownstone, terra cotta and brick.   This course covers:

  • Properties of stone in building envelopes lecture
  • Stone deterioration causes lecture
  • Stone reconstruction project case studies lecture
  • Deteriorated stone removal hands-on training
  • Cleaning and neutralizing efflorescence hands-on training
  • Color matching basics lecture
  • Bonding broken stones hands-on training
  • Casting stone from molds demonstration
  • Stone patch dressing basics hands-on training
Stone Repair Certification Training – Level 2 (One Day)Masonry Repair Training and Certification – Level 2 workshop delivers advanced strategies and techniques for architectural masonry repair of challenging materials and situations. Learn to execute masonry repairs on challenging surfaces with stunning visual accuracy. Work hands-on with master stone conservators to build skills that can be applied to repair achitectural and decorative concrete, cast stone and granite.   This course covers:

  • Advanced masonry repair challenges Lecture
  • Surface Preparation hands-on training
  • Movement crack stabilization in-situ by crack injection
  • Non movement crackvoid filling by dispersed lime injection mortar
  • Surface patching of coarse grain substrates
  • Surface restoration of concrete paste using dispersed lime spachtel
  • Surface color adjustment using mineral stain


Classes will be held at:

US Heritage Group Training Center

3516 N. Kostner Ave

Chicago, Il 60641

For more information or to register for this event, contact Tai Olson at 773.286.2100 ext. 309 or at info@usheritage.com.