Warehouse Floor Temperature and Expansion Joint Problem Due to the construction of large warehouses, temperature, and expansion joints must be considered in the floor design, which allows for controlled movement of large concrete surfaces. Generall... Feb 27, 2023 News
Crystalline waterproofing admixture in concrete construction Crystalline waterproofing admixture is a concrete component that makes below-grade reinforced concrete structures watertight by giving up to 4mm static cracks the ability to self-heal. But what are th... Feb 9, 2023 News
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 Good to know
Did you know that the integral, i.e., White Tank waterproofing solution is green? Due to government and consumer demand, the construction sector is increasingly moving towards greener solutions. In this situation, the industry must think more about new and improved solutions that w... Nov 21, 2022 News
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 Good to know
Is WPM® Crack Inducer Profile replacing waterproofing roll materials? Tērbatas iela 72 Waterproofing Solution Why we switched from roll waterproofing membrane to integral, i.e., "white tank" waterproofing solution in below-grade structures? The original project blueprin... Sep 23, 2022 News
Primostar is helping to build a waterproof bomb shelter structure in Ukraine's kindergarten. Thanks to the Estonian Center for International Development Cooperation (ESTDEV), we can make a small contribution to rebuilding Ukraine. We are helping to restore a kindergarten in the Zõtomõr region... Sep 7, 2022 Good to know
Do you waterproof construction joints properly? As being part of the concrete structures waterproofing, it is important to seal construction joints for both white and black tank waterproofing solutions. Today, there are mainly three ways widely use... Sep 1, 2022 News
Roll membrane for underground concrete structure waterproofing Two system solutions are used for waterproofing underground concrete structures. To ensure a safer and more reliable water barrier, it is possible to use both solutions simultaneously to back up each ... Aug 4, 2022 News
Primostar is sponsoring a figure skater – Nataly Langerbaur Primostar has supported Estonian athletes for many years, trying to be an example for other companies. We believe supporting young athletes is essential to help them fulfill their dreams and reach the... Jul 7, 2022 Good to know
Waterproofed penetrations in concrete constructions If you want to pass a pipe or cable through an underground structure (wall-floor-ceiling), you can find KRASO penetration sleeves , sealing elements into the penetration sleeves, and Doyma link seals ... Jun 14, 2022 News
Why use a WPM STOP-END profile instead of formwork in joints? What is the WPM STOP-END profile? The WPM STOP-END profile is designed to form a waterproof construction joint in a floor, wall, or ceiling. It becomes a hidden formwork that is not needed and cannot ... May 10, 2022 News