Product Description

Primer PU Extra is a one component solvent base primer used for polyurea waterproofing membranes. The primer is used as consolidating and adhesion promoter of the waterproofing material.

Field of Application

· For treating all types of surfaces before installing polyurethane waterproofing products.

· To improve bonding of waterproofing products.

· To provide uniform absorption of the substrate.

Product Details

Product identity

Consistency: liquid
Color: Light yellow
Density (kg/m³): 850
Viscosity (mPa.s): 35
Dry solids content (%): 15


Primer PU Extra is supplied in:
– 1 kg plastic can
– 5 kg plastic can
– 10 kg plastic can


The consumption of PRIMER PU EXTRA depends on the porosity and absorption of the surface. Typical consumption is between 100 and 200 gr/m².

Application Procedure

Preparation of substrate

The substrate should be dry, clean, and free from grease, oils, residual paint, and other loose material. Cracks in concrete surfaces must be repaired with Epo Inject.

Preparing the product

Ready to be used.

Applying the product

Stir the PRIMER PU EXTRA before use; spread it uniformly on the surface with a flat brush or roller without diluting it.