0
Skip to Content
MASONRY RESTORATION NEWS
news
about
demos
webinars
films
Shop
MASONRY RESTORATION NEWS
news
about
demos
webinars
films
Shop
news
about
demos
webinars
films
Shop
The Smithsonian Castle & Renwick’s Missing Gate Posts
Stories of a Stonecutter Dennis Rude 2/4/21 Stories of a Stonecutter Dennis Rude 2/4/21

The Smithsonian Castle & Renwick’s Missing Gate Posts

In the early 1980’s, someone discovered that the Smithsonian Castle was incomplete.

Read More
Project-specific “Powerhouse” Training
Training Michael Liguori, Senior Technical Specialist | Jahn Trainer 1/25/21 Training Michael Liguori, Senior Technical Specialist | Jahn Trainer 1/25/21

Project-specific “Powerhouse” Training

Sometimes we get an opportunity to host a training workshop that is targeted at a specific project.

Read More
Buckets
Dennis Rude 12/14/20 Dennis Rude 12/14/20

Buckets

Read More
Philadelphia Historical Commission Approves CSP/Jahn Products for Historic Restoration.
Dennis Rude 11/25/20 Dennis Rude 11/25/20

Philadelphia Historical Commission Approves CSP/Jahn Products for Historic Restoration.

Read More
Hands-On Training Class Announced for Dec 11, 2020
Dennis Rude 11/12/20 Dennis Rude 11/12/20

Hands-On Training Class Announced for Dec 11, 2020

For architects, engineers, and specifiers!

Read More
Permeability & Masonry Restoration [DEMO]
DEMO, Video Michael Liguori, Senior Technical Specialist | Jahn Trainer 11/10/20 DEMO, Video Michael Liguori, Senior Technical Specialist | Jahn Trainer 11/10/20

Permeability & Masonry Restoration [DEMO]

A perm rating of 30 or higher is absolutely essential for successful masonry restoration.

Read More
Testing the Bond Strength of a Jahn Limestone Repair [video]
Video, DEMO, Tech Notes Dennis Rude 11/2/20 Video, DEMO, Tech Notes Dennis Rude 11/2/20

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.

Read More
Jahn Certification Workshop Announced for Nov 17-19, 2020
Dennis Rude 10/19/20 Dennis Rude 10/19/20

Jahn Certification Workshop Announced for Nov 17-19, 2020

Location: CSP Headquarters in Hanover, Maryland.

Read More
Newer Posts
Older Posts

Sign up to receive news and updates. And don't worry, we're not one of those companies who bombard you with emails everyday; you can expect to hear from us once a month or two.

Thank you!
Learn More & Store

Links

The New Mixer

Cleaning & Stripping Applicator Guide

Films

Jahn Certified

hello@cathedralstone.com
410-782-9150

© 2020-2025 Cathedral Stone Products, Inc. All rights reserved.