KO-DIN installations,
a craft business for mechanical installations owned by Dean Kozmač
(KO-DIN instalacije, obrt za strojarske instalacije vl. Dean Kozmač)
Our services
Heating, cooling, and ventilation
Boiler room installation
Gas installations
Heat pump installation
Water supply and drainage
Air conditioner service and installation
Air conditioning system service and installation
About us
For over 30 years, we have been building trust by providing top quality, professionalism, and reliability. We stick to our agreements and guarantee excellence in every project.
At KO-DIN instalacije, we specialize in delivering reliable, high-quality solutions in plumbing, heating, and air conditioning. As a proudly independent craft business, we bring years of hands-on experience, technical expertise, and a deep commitment to customer satisfaction to every project.
Founded and operated by Dean Kozmač, KO-DIN instalacije is built on a foundation of precision, professionalism, and personal approach. Whether you're planning a new installation, upgrading an old system, or in need of urgent repairs — we're here to ensure your home or business runs smoothly and efficiently.
Our commitment to high standards is confirmed by the certificates we hold
Master Gas Installer
VerifiedChamber of Trades and Crafts2017Master Plumber, Heating and Air Conditioning Installer
VerifiedChamber of Trades and Crafts2017Trade License
VerifiedTrade Register2024Certificate from the Ministry of Environmental Protection and Green Transition
VerifiedMinistry of Environmental Protection and Green Transition2025Certified Single and Multi Split System Installer
VerifiedKlimatizacije HRHURKT Certificate (Croatian Association for Cooling, Air Conditioning and Heat Pump Technology)
VerifiedHURKT2025
Master Gas Installer
Master Plumber, Heating and Air Conditioning Installer
Trade License
Certificate from the Ministry of Environmental Protection and Green Transition
Certified Single and Multi Split System Installer
HURKT Certificate (Croatian Association for Cooling, Air Conditioning and Heat Pump Technology)
Area of Work
We provide professional services throughout Croatia and Germany. We are always ready for quick interventions and long-term projects ensuring top-quality service regardless of the location.
Wide Coverage
We operate throughout Croatia and Germany
Local and International Projects
From small local installations to large international projects, we are ready for all challenges
Mobility
We offer a quick response and efficient service wherever they are located
PRESS Fitting Excellence
At Ko-Din, we carry out pipe installation works using the PRESS fitting technique, ensuring fast, precise, and durable connections. Thanks to years of experience, the use of professional tools, and certified original PRESS jaws, we guarantee the highest quality and long-lasting performance of both plumbing and heating systems.
We rely exclusively on tools from renowned manufacturers such as REMS and ROTHENBERGER, ensuring reliability, safety, and perfect execution in every project. By combining expert craftsmanship with top-tier equipment, we deliver installation solutions that meet the highest industry standards and withstand the test of time.
Authorized Partner for
We collaborate with industry leaders to ensure top-quality service for our clients.
Vaillant
Vaillant offers energy-efficient and environmentally friendly heating, cooling, and ventilation systems to users worldwide, with a focus on renewable energy sources.
Read moreKlimatizacije.hr
Leaders in air conditioning in Croatia with three decades of trust and innovation. Over the years, the Group has become a recognized general representative and importer of air conditioners, heat pumps, VRF systems, water chillers, and many other products. Collaboration with leading global manufacturers such as Mitsubishi Electric, Fujitsu, Toshiba, and Hyundai has confirmed our commitment to quality and innovation.
REISSER GRUPPE
REISSER understands the importance of every detail that turns your four walls into a home. They offer ideal solutions for your bathroom and heating needs, adding warmth, comfort, and a personal touch to your living space.
Read moreTermometal
A trusted partner with years of experience in the wholesale supply of equipment for residential and industrial installations. Their expert team supports business clients in project implementation, with a strong focus on quality, cost-efficiency, and end-user satisfaction. They actively follow technological innovations and the use of renewable energy sources, continuously investing in knowledge and development.
Reviews
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