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Good to know

EPD Certificate in the Construction Industry: Why It Matters and How Primostar Continues Its Path Towards Sustainability

Primostar OÜ, Keitlin Sammul

EPD Certificate in the Construction Industry: Why It Matters and How Primostar Continues Its Path Towards Sustainability

Environmental awareness is increasingly important in construction and is already a requirement in many countries. An Environmental Product Declaration (EPD) is a document that outlines the environment...

Jul 3, 2024

Eco-friendly Waterproofing Solution in Kakumäe Villa

Primostar OÜ, Keitlin Sammul

Eco-friendly Waterproofing Solution in Kakumäe Villa

The new villa in Kakumäe is an excellent example of modern, eco-friendly construction using innovative and sustainable materials. Primostar's White Tank waterproofing solution keeps water out of the v...

Jun 20, 2024

Primostar Presents Sustainable Solutions at International Construction Fairs

Primostar OÜ, Keitlin Sammul

Primostar Presents Sustainable Solutions at International Construction Fairs

Since Primostar created its products under the WPM® brand, we've also aimed to introduce WPM® products to foreign markets to showcase sustainable solutions and demonstrate eco-friendly construction me...

Jun 13, 2024

Semi-open parking deck - intermediate ceiling waterproofing with WPM® Crack Inducing Waterstops

Primostar OÜ, Keitlin Sammul

Semi-open parking deck - intermediate ceiling waterproofing with WPM® Crack Inducing Waterstops

Image author: Siim Kingisepp In the Lahekalda district, AS Merko Ehitus Eesti is constructing apartment buildings. A semi-open car parking deck was built under the apartment buildings. The project's s...

Oct 11, 2023

WPM® Crack Inducer ordering and installation

Primostar OÜ, Keitlin Sammul

WPM® Crack Inducer ordering and installation

The innovative WPM® Crack Inducer , also known as the crack-inducing profile, is designed to control watertight shrinkage cracks in underground reinforced concrete structures. The crack-inducing profi...

Aug 3, 2023

Providing solutions to leaky elevator pits

Primostar OÜ, Keitlin Sammul

Providing solutions to leaky elevator pits

Elevator pits are the deepest parts of a building, and it is crucial to ensure their water tightness. Water tends to reach the elevator pit quickly, and since elevators are connected to electricity, i...

Jul 14, 2023

The biggest mistakes in underground waterproofing solutions and how to avoid them.

Primostar OÜ, Keitlin Sammul

The biggest mistakes in underground waterproofing solutions and how to avoid them.

When designing a building, it is necessary to consider various factors contributing to a reliable structure. The same principles apply to underground structures as to above-ground buildings, but in ad...

Jun 5, 2023

How to Ensure Watertight Metal-Sheet Waterstop Connections?

Primostar OÜ, Keitlin Sammul

How to Ensure Watertight Metal-Sheet Waterstop Connections?

Metal-sheet waterstops are used to waterproof construction joints before or during the concrete cast. Over the years, we have seen various ways of connecting the metal-sheet waterstops, but which conn...

May 5, 2023

PVC Expansion Joint Tape Installation Mistakes Made in Below-Grade Concrete Structures

Primostar OÜ, Keitlin Sammul

PVC Expansion Joint Tape Installation Mistakes Made in Below-Grade Concrete Structures

These are the 6 biggest mistakes we see when planning and installing PVC expansion joint tapes to below-grade concrete structures. Structural mistakes: Not using a complete system, but a 1- or 2-tape ...

Apr 3, 2023

The ecological footprint of waterproofing

The ecological footprint of waterproofing

The ecological footprint of waterproofing based on material selection and labor costs Properties and installation methods of waterproofing materials Roll materials vs. white tank In Europe, many mater...

Mar 13, 2023

How to choose the right below-grade waterproofing solution?

Primostar OÜ, Keitlin Sammul

How to choose the right below-grade waterproofing solution?

Nowadays, in the case of newly developed apartment buildings, it is becoming more and more normal to build parking garages or storage and living spaces underneath them. Generally, the designer selects...

Jan 11, 2023

How did we save 5 529 600 kg of waterproofing materials?

How did we save 5 529 600 kg of waterproofing materials?

5 529 600 kg of waterproofing material is a lot! And that is only material production and use, but in addition to that, we have reduced also greenhouse gasses made by transportation to distribute thes...

Nov 14, 2022

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