Environmentally friendly 

waterproofing solution for underground concrete construction 

 PRIMOSTAR GROUP AS




PRIMOSTAR GROUP AS

Primostar Group AS is the parent company of Primostar OÜ, established in 2000, and Primostar Tootmine OÜ, founded in 2018 (formerly known as WPMEesti OÜ and WPMEstonia OÜ). The group specializes in waterproofing underground structures. It also includes Primostar SIA in Latvia, Primostar UAB in Lithuania, and the recently launched Primostar Group AB in Sweden.

The group, which brings together companies with over 20 years of experience, specializes in innovative white tank waterproofing technology, offering the most optimal and environmentally friendly services in its markets – Estonia, Latvia, Lithuania, Finland, Ukraine, and Turkey. Throughout the years, the key pillars of Primostar's operations have been innovation, consistent growth, development, and sustainability.

Primostar's White Tank waterproofing solution consists of 3 components: WPM® Crack Inducing waterstops, metal sheet waterstops, and concrete with crystalline admixture. WPM® profiles are made in Estonia.

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PATENTED PROFILE



profile helps 

 in underground reinforced concrete construction to make a shrinkage crack at the desired location.

  the shrinkage crack make watertight and at the desired location after the concrete casting.


WPM® Crack Inducing Waterstop

 Galvanized steel sheet - 150mm wide with a special polymer coating
that provides a waterproof connection with concrete.

 2x Z-shaped galvanized steel plates with a width of 50mm, 80mm, or
100mm, depending on the structure's thickness.

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3 COMPONENT SOLUTION

to waterproof the underground reinforced concrete construction in an environmentally friendly way