20 years guaranteed effect

Your personal certificate with every order

Discover the security of our 20-year guarantee for Isofin, which guarantees you long-lasting protection and reliability. With our commitment to free replacement in the unlikely event of a loss of effectiveness, we assure you of our complete confidence in the quality and effectiveness of Isofin. Rely on Isofin to permanently protect your home from damp. You will receive a guarantee certificate with every order as confirmation.

Proven effectiveness

Tested by the MPA Dortmund

With Isofin® you can rely on masonry waterproofing that meets the highest quality standards. An independent long-term study by the MPA Dortmund has impressively confirmed its effectiveness. Rely on Isofin® to keep your home dry, healthy and retain its value. Experience the benefits of our proven technology to get your building back on dry feet.

Study results as PDF

Water absorption in grams:
Isofin® treated stone - black
Normal stone - red

The results

Up to 98% less water absorption with Isofin®

The study by the Dortmund Materials Testing Office impressively demonstrates the effectiveness of Isofin®. The treated sand-lime brick absorbed up to 98% less water than the untreated brick. This significant reduction in water absorption confirms that Isofin® effectively protects your masonry from moisture and thus ensures the longevity and health of your property.

How Isofin® works in masonry

Operating as a company since 1986

We (Freimuth Bautenschutz GmbH) focus primarily on relevant problems in the field of building protection. In this area, we are both a contractor in Germany and a producer of certified systems and materials for the moisture remediation of buildings.