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Multifunctional exterior thermal insulation plaster

Using advanced technology and inorganic natural aggregates used in exterior coatings, this is a multi-purpose one-component insulating coating of white color and non-flammability class A1, with high vapor permeability (breathability), which provides insulation against heat, noise and fire.
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Non-flammable and waterproof mortar

Thermolock KF-S 012 product for filling class A1 inflammability is economical, multipurpose, produced in white and gray color. It is intended for use on surfaces that require a non-combustible lining, such as electrical shafts, as well as to reduce waste costs in cases where there is excess material when leveling walls or where a thick layer of insulating compound is required.
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Waterproofing and finishing screed

Thermolock coating for terraces, balconies and flat roofs provides insulation from heat, cold, water, moisture and fire on horizontal surfaces, which are directly exposed to external influences such as rain and snow. It is applied directly to the concrete base (it can also be applied to glass, wooden and plastic surfaces, with the prior application of the Thermolock KF-T 200 primer) and enables complete insulation and leveling.

Multifunctional interior thermal insulation plaster

Thermolock interior and exterior plasters are high-strength, highly vapor-permeable products manufactured using advanced technologies. They stand out for their long-lasting durability and resistance to deformation.

Thermal Insulation

Thermolock products provide a high level of thermal insulation thanks to the advanced technology used in the manufacturing process.

Waterproofing

Thermolock products provide excellent adhesion and protection for structures that may be affected by water penetration.

Sound Insulation

Thermolock products provide complete sound insulation thanks to their durable and solid structure.

Fire Protection Insulation

Thermolock products provide complete fire protection insulation.

Products

Products are available at selected outlets across the EU.

Multifunctional exterior thermal insulation plaster

Internal insulating coating

Insulating compound for terraces

A1 non-combustible filling material

Interior floor acoustic A1 composite insulating glaze

ECO-FRIENDLY INSULATION BOARD

Sustainability is one of the core principles of Thermolock. At Thermolock, we firmly believe that the primary and most important prerequisite for successful business is environmental sustainability. Thermolock is focused on this. With years of experience, the company follows global trends and applies them to its products and customer-oriented requirements, while relying on its own expertise.

ECO-FRIENDLY INSULATION PLASTER

No substances harmful to the environment are used in the production of Thermolock products.

HIGH-QUALITY INSULATION

Our products, which offer the advantages of easy application and high efficiency, comply with international and local quality standards.

ECONOMICAL INSULATION PLASTERS

We offer you an economical solution that still meets the requirements, as it does not require additional work before or after application.

Product Features

Antibacterial

Our products are antibacterial. They do not contain bacteria or insects in their structure.

Diffusive

Thermolock products do not compromise the structure’s diffusion ability, thereby preventing moisture accumulation and bacterial growth.

Non-deformable

Our products are resistant to harsh conditions. They do not deform under impact.

They provide insulation

Our products provide thermal, waterproof, sound, and fire protection insulation for every situation.

Non-flammable materials

Thermolock has an A1 class rating for non-flammable materials. It provides complete protection by creating a fire-resistant barrier for your structures.

Non-carcinogenic

Thermolock is a natural product. Its structure contains no harmful elements that could affect our health. Our products do not contain carcinogenic substances.

Easy to Apply

Thermolock products are very easy to apply. You can effortlessly apply them to hard-to-reach insulated areas, such as window edges, thereby preventing energy loss.

Environmentally Friendly

Thermolock products are environmentally friendly and eco-conscious. During the manufacturing process, they do not release toxic gases harmful to the environment and do not pollute nature.

Economical

Thermolock products offer you an economical solution that still meets the requirements, as they do not require additional work before or after application.

Repairable

Thermolock products are not affected by external influences and can be easily repaired if the building is subjected to deformations or earthquakes.

Long-lasting

Thermolock products are long-lasting and have a lifespan equal to that of the building.

Level the Surfaces

Thermolock is easy to apply to areas that require a thick layer to level out uneven surfaces.

Blog

FAQ

What is Thermolock?

Thanks to the natural mineral structure it contains—perlite, volcanic rock (pumice), and vermiculite—Thermolock provides thermal, waterproof, sound, fire, and UV insulation. It is a lightweight composite plaster and cement-based coating that delivers all the mentioned types of insulation while also offering various decorative options. The product comes in the form of granular powder packed in kraft bags, is prepared solely by mixing with water, and is easy to apply.

It is used for insulating all types of architectural geometric surfaces, whether oval or flat, in all kinds of old or new houses and buildings, on exterior and interior surfaces, coatings that require any type of insulation, industrial facilities, structures that require high fire safety (A1 – (TSE-ASTM-GOST …F 240 EFECTIS)), as well as food production plants.

It is applied to brick, aerated concrete, exposed concrete, pumice block surfaces, as well as to old buildings using grooves and primer.

It is increasingly used in prefabricated construction as an additional insulator, optimizing your wall thickness. It can also be applied to panel, wood, metal, and similar surfaces using various methods and a transitional primer.

It is suitable for use in all climatic and geographic conditions. It is a coating that is extremely resistant to high or low temperatures and moisture.

It is easily applied by spraying, trowel, or plastering machines. Similar to coarse and fine traditional plaster application, the volume is first built up, and then a finishing layer creates a decorative surface.

Thermolock holds more than sufficient national and international quality certificates. Among them are notable certifications such as TÜV, UTO, CE, ASTM, TSE, GOST, ISO, FAS, and LEED. In this regard, Thermolock is registered and recognized as an insulation product both in our country and virtually worldwide.

Thermolock products serve the global market. For this reason, it offers different product options ranging from 200 kg/m³ to 600 kg/m³, specifically formulated for various regions with different priorities. Application is determined by layer thickness based on calculations that consider geographic and climatic conditions and the required U-value. For example, in warm climates, a layer of 1.5 to 2 cm may be sufficient, while in cold climates, a thickness of 4 cm or more is required.

No. Thermolock easily meets the needs for plastering, leveling, insulation, and decoration of structures with a single product and a single work process. Considering all these factors, it is incomparably more economical than its alternatives.

The products are 5–6 times lighter than traditional plaster or screed systems. Their specific weight ranges from 200 to 600 kg/m³, depending on the product type. In this way, Thermolock places significantly less load on buildings compared to all types of traditional insulation and leveling systems, acting as structural relief for the building. It also provides corrosion protection, as it is air-permeable and waterproof.

The products are made from natural minerals that provide insulation. Thanks to their strong water resistance, they do not absorb water and are therefore not susceptible to freeze damage at subzero temperatures. With their high diffusion capacity, they also allow moisture to escape from the environment. They exhibit excellent resistance to UV rays that cause aging, especially on exterior facades. Solar test values conducted in U.S. laboratories registered at 99%. Considering these parameters, Thermolock continues to provide protection and insulation thanks to its special, polymer-reinforced, hard, and durable structure throughout a lifespan equal to that of the building.

The products, which primarily consist of natural minerals even used in soilless agriculture in the food sector, are extremely environmentally friendly and easily recyclable. Our greatest pride is that we hold the international LEED certification for green products.

Gradec 2b, 10345 Gradec, Croatia

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