Over 30 years of tradition
Our extensive experience makes us the leading insulation company in Croatia.
Over 100 construction sites worldwide
Our material resources, professional and human potentials, and modern means of production guarantee that we are
ready to provide answers to even the most demanding tasks.
Design, Production, and Assembly
fireproof, soundproof, and thermal insulation


ĐURO ĐAKOVIĆ MONTAŽA IZOLAK Ltd.
Our material resources, professional and human potential, modern tools and equipment, and the experience we have gained on more than 100 construction sites worldwide guarantee that we are ready to tackle even the most demanding tasks set before us, placing us among the leading companies in Croatia.
in our activities.
Thermal insulation
The role of thermal insulation in the modern world is becoming invaluable.
Firebricking
We perform the design and installation of fireproof insulation during overhaul, construction, and maintenance.
Fire protection
Fire protection maintains the stability of the structure, thereby providing additional time for evacuation and firefighting.
Waterproofing
The waterproofing tape we use can withstand extreme temperatures, as well as the effects of standing water and intense sunlight.
Waterproofing
We specialize in the delivery and installation of premium waterproofing solutions.
Ventilated facades
Installation of ventilated façade systems for energy efficiency
Coating
We perform lining work on all types of halls, business centers, and cement plants.
Soundproofing
Noise has become one of the significant pollutants of the living environment, and there are growing demands for sound insulation.
Soundproofing
Therefore, we have directed a significant portion of our resources toward solving the aforementioned problem.
Scaffolding
Scaffolding is a key factor for every construction site.
Featured references
We offer advanced, business-oriented solutions with continuous optimization of our services. In our work, we uphold honesty, integrity, and transparency.
Foamglas RN Rijeka Ball
Rijeka Oil Refinery 2018
Thermal insulation
tank car
DD Special Vehicles 2016 and 2017
Thermal power plant
Medupi
MITSUBISHI HITACHI 2016
Our core values
Business integrity is very important in our company when conducting business with clients and in our relationships with business partners. Additionally, our company expects its employees to act in accordance with its integrity and to subordinate all business activities to this value, because corporate integrity is one of its most important characteristics.
Excellent service
High standards
Professional Team
Creative solutions
“The business success of ĐĐ Montaže Izolak is based on meeting the expectations and achieving the satisfaction of our customers (investors) through the quality performance of services within the company's field of activity.”
KRESIMIR TOMICIC • DIRECTOR
Current events
You can follow the latest references and project updates at various construction sites around the world in our news.

Industrial system insulation in the Našice cement plant
We are in the final phase of insulation work on filters, ducts, silos, and accompanying equipment for a project at the Našice cement plant. A total of approximately 1700 m² of insulation has been installed, which means

Izolak assembly hosts meeting of HGK's Professional Group for the Metalworking Industry
Đuro Đaković Montaža – Izolak hosted the 6th session of the Professional Group of the Metalworking Industry of the Croatian Chamber of Economy – Slavonski Brod Regional Chamber and HGK – Požega Regional Chamber, held

Ventilated facade and installation of windows and doors – Slavonski Brod Football Stadium
We are currently in the final stages of installing a ventilated facade at the football stadium in Slavonski Brod – a system that ensures long-term protection of the building, high energy efficiency, and resistance to external influences.
See for yourself the quality of our service.
Continuous improvement of service quality to achieve customer satisfaction and meet their desires and needs for quality, reliability, and safety of the services provided.