BEECK Mineral Colours 130 Jahre Beeck'sche Farbwerke – 1894-2024
Building Preservatives


Silicic acid ester preparation for the consolidation and strengthening of porous bricks and natural stone

Intended use

Penetrates deep into the crumbling, leached out building material and results in controlled consolidation and strengthening of the stone and joint by depositing mineral silica gel. Can be subsequently coloured, for example with BEECK Concrete / Stone Glaze. For commercial users only. Test on sample surface on site first to check effectiveness on building. Subsequent hydrophobing with BEECK SP Plus is possible.


for exteriors


- Mineral binder deposition (silica gel)
- Without water repellency („OH“)
- High water vapour permeability
- Rewash with solvent

Technical Details

W24 value:

> 0.5 kg / (m2h1/2)

Sd value (H2O):

< 0.08 m


1.00 kg / L

Solvent content:

99 %

Application rate:

approx. 0.5 – 10 L / m²; to be determined by applying on a test surface

Container size

5 L / 30 L


Colourless-transparent to slightly yellowish. Test on site on building first for possible colour intensification.

Products, which can be used together with this product:

Overview Building Preservatives