Description:
Following the passing of our good friend and mentor Heinz Jahn, Cathedral Stone Products, Inc. in the USA purchased and maintains the sole ownership rights to the Jahn products and intellectual property.
Therefore, for any enquiries relating to the Jahn M and Jahn S ranges, please visit Cathedral Stone
Sealing constructional cracks from 5mm to 100mm in brick, natural stone and concrete.
Benefits:
- Engineered in the lab, proven in the field
- Single component mixes with water only
- Highly moisture, frost and salt resistant and salt and moisture regulating
- Vapour permeable – prevents failure due to salt expansion or freeze/thaw cycles.
- Non-shrinking
- Scientifically controlled – no on-site chemistry resulting in product variation
- Can be manually or mechanically applied
- Strong adhesion
- Water Based: Environmentally and user safe – no solvent clean up or disposal problems
M40 Datasheet 