Waterproofing Materials


BORNIT® Unibit

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short info

BORNIT® Unibit
Bitumen emulsion, latex-modified, solvent-free, to protect surfaces in contact with soil against ground dampness, applicable
on concrete, plaster and masonry, the environmentally safe alternative, water-thinnable, tested compliant with AIB DS 835. Prime highly absorbent substrates with BORNIT®-Grundbit.

Color: black

4 017228 002804
4 017228 002880
4 017228 002842
5 liter
10 liter
25 liter
approx. 0.3 liter/m² for 1 pass depending on substrate
BORNIT® Unibit - 25 liters

detailed information

BORNIT® – Unibit is a solvent-free bitumen emulsion coating, which has been modified and elastified by synthetic rubber. It’s ready for cold application as an universal protective coat against water and moisture.

BORNIT®-Unibit is used for waterproofing of concrete, plaster and construction components against ground dampness and for the rehabilitation of mastic-bitumen roofing.
It is also used as a bitumen emulsion primer, by diluting and mixing 1 : 1 with water.

•    easy application, because the product is ready to use
•    universal usage, priming under a whole range of products
•    does not contain solvents
•    economical from the point of view of low tool and application requirements

Technical Data

Type bitumen emulsion, latex modified
Base bitumen emulsion, latex
Colour black, brown
Density 1.05 g/cm³
Consistency heavy liquid
Application large and small brush, roller, sprayer
Solid particle content >55%
Resistant to rain after < 5 hours
Hardening period about 24 hours
Temperature during use at least +5°C
Storage +2°C - frost-free !
Storage period at least 6 months in the original, closed containers
Cleaning when fresh using water, after drying using BORNIT®-bitumen stain cleaner
Diluter water
Harmful substances during work None
Danger classes (VbF and ADR) None


All surfaces must be clean and free from oil, grease, loosely adhering parts and all those substances, which could decrease the product’s gripping properties.
The surfaces can be damp but not wet. Highly absorbent substrates have to be pretreated with BORNIT®- Grundbit.

BORNIT®- Unibit is ready to use, but it must be mixed well prior to use. BORNIT® – Unibit is used as a bonding primer at a dilution of 1 : 1 with water, while the other coats are carried out without diluting the product.
Application is carried out using a bitumen brush or broom.
BORNIT® – Unibit may not be applied during rain or frosts.
During the first 24 hours, it is necessary to protect the coating from rain and frost.
The drying period is about 24 hours.

As a bonding primer (diluted):
As a protection coating:
0.15 kg/m2
0.30 kg/m2

storage period: In original, closed packing at least 6 months.  
It is necessary to protect the product from frost!    

This data sheet replaces and annuls all previous technical information about the product.
The information has been compiled according to the state-of-the-art of application technology. However, please note that deviations from the operation method proposed in this data sheet may be necessary depending on the condition of the construction object. Unless agreed otherwise in individual contracts, all of the information contained in the data sheet is non-binding and therefore does not represent the agreed properties and conditions of the product. We reserve the right to make changes to the information contained in this data sheet at any time. We recommend that you take a look at our website www.bornit.de for information concerning any changes.

  5-litre bucket    60 buckets on a pallet
10-litre bucket    44 buckets on a pallet
25-litre bucket    18 buckets on a pallet


Stock Note
Green Line, Solvent-free!


Necessary information – particularly for the use and the use of our products – please refer our brochures. We are at your personal disposal.