Hands-On Training Class Announced for Dec 11, 2020
For architects, engineers, and specifiers!
Permeability & Masonry Restoration [DEMO]
A perm rating of 30 or higher is absolutely essential for successful masonry restoration.
Testing the Bond Strength of a Jahn Limestone Repair [video]
The limestone repair in the video is 4-5 inches deep and was done with no pins and no bonding agents.
Jahn Certification Workshop Announced for Nov 17-19, 2020
Location: CSP Headquarters in Hanover, Maryland.
Workshop Highlights - September 2020
We had a great mix of attendees for our September 2020 Workshop:
Hands-On Training Class Announced for Oct 16, 2020
For architects, engineers, and specifiers!