Smooth vs Screed Finishing of a Jahn Repair [Demo Video]
How your finishing technique can affect texture and color.
How to Make a Custom Finishing Tool [Demo Video]
This is the technique I recommended most often to masons in the field.
How to Mix Jahn Mortars: “See” the Perfect Amount of Water [a demo video]
Compatibility, long-lasting, accurate color... how you mix the mortar is critical to all of these.
The “Pizza Box”: Our Solution to Masonry Color Matching in the Field [with demo video]
Inside of each box are a series of “pucks”—one puck for each available color. The pucks are made of the Jahn Repair Mortar specific to the target substrate, so the colors have cured within the mortar (or on the surface of the mortar in the case of potassium silicate coating).
Masonry Bio-Cleaner: Biological Stain Remover & Light Duty Cleaner in One [DEMO]
It’s works great on stone, brick, terra cotta facades and concrete structures and walkways and is especially good on grave markers and statues.
Always Color-Match a Repair Mortar to a Clean Substrate [Video]
Whether you’re color-matching on-site or sending us a sample for our lab custom color match, always clean the masonry you intend to use for your color match.
How to Make a Granite Patch Look Like Granite
demonstrates a fast and easy approach to matching the repair with the substrate
How to Prep Stone for a Jahn Mortar Repair [DEMO VIDEO]
The perfect refresher for Certified Jahn Installers.