We supply and install high-standard and high-performance insulations
Supply and installation of heat, cold, noise and fire insulations in commercial and industrial buildings.




Reliable insulation for modern buildings and technologies
IZOLACE ARAX JIHLAVA, s.r.o., limited liability company, is a Czech-owned enterprise with over 25 years of experience in the field of technical insulations. Since 2000 we have been providing top services in the area of heat, cold, noise and fire insulations, both for industrial buildings and manufacturing plants and for civic amenities buildings



Our philosophy is simple and proven by practice:
Top-quality materials + high-standard work = long lasting and long functioning insulation.
Thanks to our emphasis on quality, safety and technical precision, we have become a stable and respected partner with a strong background, a team of in-house experts and a broad portfolio of implemented insulation systems across the Czech Republic, within as well as outside the EU.
Our expertise covers:
- Heat and cold insulations of pipelines, boiler rooms, heat exchangers and technological units
- Insulations of HVAC systems, including CLIMAVER® 360
- Acoustic insulations and noise-absorbing elements
- Fire protection systems such as Promat and Grena, including seals and lining
Individual solutions tailor-made to the customers´ technical requirements
Innovations and service extensions
The company brands include SIA® (production of removable insulations of fittings) and HEFAST® (plumbing and sheathing of technical insulations, with online production calculations). Thanks to these and other brands, we can offer smart, cost-efficient and flexible solutions responding to the demand of current construction and operation.
We will be your partner for your technological infrastructure
We approach every project individually, with respect for specifications, operational requirements and economic frameworks. In addition to insulation installation, we also offer technical consultancy and material supplies in compliance with every customer´s individual needs.
SIA® – removable insulations of fittings
We are direct manufacturer of removable insulations of fittings and SIA equipment for installations on surfaces with maximum temperatures of up to 250 °C.
HEFAST® – custom plumbing shop
Our company operates a HEFAST plumbing workshop specialising in the manufacture of technical and industrial insulation sheathing.
CLIMAVER® 360 – insulated air duct system
CLIMAVER® is a complex system for self-supporting air ducts made of insulation plates.
Our references
Examples of projects implemented by our company:



