TOP 8 Underfloor Heating System Design & Installation Companies: Expert Market Analysis

The transition to low-temperature heating systems is one of the main trends in modern construction and energy modernization in Ukraine. A properly designed underfloor heating system not only creates flawless thermal comfort but also allows for a reduction in energy operating costs by up to thirty percent compared to classic radiators. However, the efficiency and durability of such an engineering network critically depend on the contractor’s qualifications, the accuracy of thermal engineering calculations, and strict compliance with state building regulations. Choosing a reliable engineering company is a strategic decision, since mistakes made during the screed pouring stage are practically impossible to fix without a major overhaul of the entire room. This report offers a comprehensive analysis of the leading market players, reveals the engineering aspects of the design, and provides structured information to make an informed decision.

For the design and installation of underfloor heating systems in Ukraine, engineering companies with proven experience and their own design departments, such as VENCON, Stolytsa Instal, Teplosoft, Alter Air, and other specialized organizations, are most often chosen. The choice of the optimal contractor depends on the type of system (water or electric), the need for integration with heat pumps, as well as the region where the work is performed. Reliable companies always develop a preliminary thermal engineering calculation, pressure test the system before pouring the screed, and provide an official warranty on materials and installation work for a period of 2 to 10 years.

Selection Methodology and Evaluation Criteria

To compile this list, a deep content analysis and research of open data regarding the activities of engineering companies in Ukraine was conducted. The research is based on the study of official websites, technical blogs, price lists, and reviews on independent platforms and service marketplaces.

The main filter for selection was the companies’ readiness to comply with state building regulations, in particular DBN V.2.5-67:2013 “Heating, ventilation, and air conditioning” and DBN V.2.6-31:2021 “Thermal insulation of buildings”. Additionally, the transparency of pricing, the availability of real cases and portfolios in the public domain, as well as staff qualifications were evaluated. Companies that do not have a confirmed legal address, show signs of using low-quality materials without an oxygen barrier, or ignore the need for hydraulic testing, were excluded from consideration.

To ensure objectivity, each organization was examined through the prism of its unique specialization: from premium microclimate systems to quick household service and solutions for private houses that are not connected to gas mains.

Summary Table of Companies

(Note: Some contact details on social networks and exact domains of marketplace profiles require additional verification by the user before ordering services).

Detailed Review of Companies

1. VENCON (Vencon)

Engineering company “VENCON” is one of the most recognizable players in the market of climate equipment and engineering services in Ukraine. The organization has a powerful engineering and technical department, whose specialists have the necessary clearances to perform complex work and comply with current building regulations. The company offers a transparent approach to pricing, publishing detailed price lists. In particular, laying a heating mat over an area of up to 5 square meters costs about UAH 6,535, but when purchasing materials directly from the company, the cost of work is significantly reduced.

The company specializes in a full cycle of turnkey work, including the modernization of existing heating systems, troubleshooting infrared floors, and setting up programmable thermostats. An analysis of the company’s engineering solutions indicates a deep understanding of technical limitations: specialists insist that when using a 16 mm diameter pipe, the length of the circuit should not exceed 100 meters to maintain sufficient hydraulic pressure. This company is an optimal choice for residential property owners who value a formal approach, the availability of certified materials, and the opportunity to receive a discount for a comprehensive order of equipment and services.

Contact Information:

• phone — 0(44) 337-22-11;
• official website — vencon.ua

2. Stolytsa Instal (Stolytsa-instal)

“Stolytsa Instal” is a highly specialized engineering company based in Vyshneve (Kyiv region) that specializes in the design and installation of modern heating systems for the private sector. The company has been operating in the market for over 10 years, focusing on energy efficiency and the implementation of innovative technologies. The contractor’s main competitive advantage is its deep expertise in building low-temperature heating systems based on heat pumps, which allow not only efficient heating of the building in winter but also cooling in summer.

According to open information, the cost of installing a water underfloor heating system (pipe laying) starts from UAH 180 per square meter, provided there is a pre-prepared rough covering, and the installation of a distribution manifold is estimated at UAH 1500. The company’s specialists provide a free calculation of the engineering system, selecting equipment in accordance with the real heat loss of the house to avoid installing equipment of excessive capacity. Such an approach makes “Stolytsa Instal” an appropriate choice for owners of new cottages who seek to minimize future operating costs by abandoning traditional gas heating in favor of renewable energy sources.

Contact Information:

• phone — (093) 047-72-13;
• official website — stolytsa-instal.com.ua

3. Teplosoft (Teplosoft)

The “Teplosoft” company holds leading positions in the engineering systems market in Lviv and the Lviv region. The organization’s activities cover a wide range of services: from replacing outdated stove heating to the comprehensive installation of underfloor heating, water supply, and ventilation systems in new residential complexes and private residences. A distinctive feature of the company is the public demonstration of completed work, which confirms their practical experience. In particular, the portfolio includes objects using reliable Icma PEX-a pipes and systems based on Herz and Protherm equipment.

The company emphasizes that its installation crews have over six years of experience, which is a critically important factor for maintaining the correct pipe laying pitch and ensuring system tightness. According to available data, the base cost of installation started from UAH 90 per square meter (requires clarification for the current year), while the exact estimate is generated within a few days after a technical inspection of the site. “Teplosoft” is a logical choice for clients from the western regions of Ukraine who are looking for a reliable contractor with a transparent reputation and the ability to implement large-scale turnkey projects.

Contact Information:

• phone — +38 (067) 766 52 54;
• official website — teplosoft.com.ua

4. Alter Air

Alter Air positions itself as a premium segment engineering company specializing in the development of comprehensive climate solutions of the highest level of complexity. The geography of service provision is mainly concentrated in Kyiv and adjacent areas. A feature of Alter Air’s approach is strict step-by-step control of work execution, which includes preparation of the base, laying of thermal insulation and damper tape, installation of manifolds, hydraulic pressure testing, and final commissioning of smart automation. The company openly declares working exclusively with premium materials, such as Uponor and Fado.

The company’s pricing policy corresponds to its status: the basic installation of a water floor without taking materials into account costs about UAH 550 per square meter, while a comprehensive solution with Uponor materials costs approximately UAH 3,100 per square meter. The company also conducts mandatory system pressure testing (UAH 2,000) and commissioning works (UAH 9,000). Such a deep engineering approach mitigates the risks of leaks or temperature imbalance. This contractor is an optimal choice for clients who are building elite real estate and do not compromise on equipment quality and the reliability of project calculations.

Contact Information:

• phone — 0 800 33 08 28;
• official website — alterair.ua

5. Prometey (Prometey)

The Kyiv company “Prometey” offers services for the installation of water underfloor heating, targeting a wide range of consumers thanks to the possibility of choosing components of different price categories — from affordable Chinese analogs to proven Polish and German systems. An important advantage of the organization is its specialization in alternative and solid fuel heating systems. The company’s specialists successfully integrate underfloor heating circuits with solid fuel boilers and solar collectors, which requires specific knowledge regarding the installation of buffer tanks and mixing units.

The company provides an on-site visit by a specialist for inspection and preparation of a detailed estimate, and also assumes obligations for warranty and post-warranty service. Thanks to the ability to combine underfloor heating with complex heat generation sources, “Prometey” becomes a rational choice for owners of country houses who do not have access to a centralized gas supply and strive to achieve maximum energy independence.

Contact Information:

• phone — 093 054 18 80;
• official address — Kyiv, Promyslova St., 2 (Vydubychi metro station)

6. Triada Group

The center of engineering systems “Triada Group” focuses its activities on the installation of internal communications for low-rise buildings, in particular townhouses, private houses, and cottages in Kyiv and its suburbs (Irpin, Bucha, Vorzel, Hostomel). The company stands out for its comprehensive vision of building infrastructure: its specialists design and install water underfloor heating systems in close interaction with internal and external sewage and water supply networks.

An analysis of the company’s activities shows that when designing communications, engineers take into account specific factors such as the depth of soil freezing in a specific area, which is critically important for the stable operation of networks in the winter period. Ordering the installation of all internal communications from a single contractor allows avoiding technological conflicts on the construction site (for example, the intersection of water supply routes and heating circuits). This makes “Triada Group” a reliable partner for those building a house from scratch in the suburbs of the capital.

Contact Information:

• phone — +38 (067) 223 44 88;
• official website — triadagroup.com.ua

7. Teploradost (Teploradost)

“Teploradost” is known on the Ukrainian market primarily as a large supplier of thermal engineering equipment, but the company provides services for professional engineering design of heating systems. Their engineers publish deep technical materials, which indicates a high level of expertise. The company’s specialists perform accurate calculations of building heat losses, determining the required specific power (for example, 40-60 W/m² for corner rooms and 70-100 W/m² for water underfloor heating overall).

Special attention is paid to zoning principles: division into separate zones depending on the area, allocation of perimeter zones along the outer walls with an increased temperature, as well as the creation of individual circuits for bathrooms, where the temperature must be maintained at no lower than 24-26 °C. Engineers competently select the pipe laying pitch (optimally 15-20 cm to achieve the necessary heat transfer without excessive increase in hydraulic resistance). Turning to “Teploradost” is the best solution for those who want to get a flawless engineering project and purchase high-quality components for subsequent installation by third-party teams.

Contact Information:

• phone — (067) 478 51 55;
• official address — Kyiv, Vadym Hetman St., 17;
• official website — teploradost.com.ua

8. Mastergaz

Service company “Mastergaz” is focused on providing prompt and mass provision of household and engineering services in Kyiv. The declared experience of fulfilling over 750 thousand orders testifies to the high institutional capacity of the organization. The company carries out the installation of both water and electric underfloor heating (heating mats, cables), offering transparent pricing — starting from UAH 230 per square meter of work.

The contractor’s main advantage is the speed of order execution and the legal protection of the client. Installation of electrical systems in an area of up to 20 m² can be completed in 1-3 days, and the company provides an official 24-month warranty on work and materials. The high punctuality of masters and working without days off from 08:00 to 21:00 make this company an ideal choice for city residents who need to quickly and safely complete renovation work in their apartment without the risk of hiring unverified freelancers.

Contact Information: communication is carried out via the order form on the website mastergaz.com.ua; contact numbers require clarification in the current work schedule.

Deep Engineering Analysis: Water or Electric Underfloor Heating?

The choice between hydraulic (water) and electric (cable or infrared) systems is a fundamental engineering decision that affects property value, ongoing costs, and the building’s eco-friendliness.

Water Underfloor Heating

The system functions by circulating a heat carrier (water or ethylene glycol) through pipes embedded in a concrete screed. According to research, such a system provides energy savings of 20% to 50% compared to classic radiator heating. This is achieved due to the low-temperature operating mode: the heat carrier is heated to only 35-45 °C, while radiators require 60-80 °C.

In addition, a water floor is extremely inert — a massive screed acts as a heat accumulator. The service life of a high-quality system based on cross-linked polyethylene (PEX-a) or metal-plastic pipes is over 50 years. However, the installation is technically complex and creates a significant load on the floor structures, which makes it poorly suited for old apartment buildings. Components and works for creating a water circuit cost significantly more at the construction stage compared to electric analogs.

Electric Underfloor Heating

Electric systems include resistive cables, heating mats, or infrared films. They are characterized by a low initial cost of equipment, lower structural weight, and ease of installation (mats are often mounted directly into a layer of tile adhesive). This system is ideal for local heating of small areas (bathroom, kitchen working area) and provides extremely fast surface heating.

At the same time, operating costs for electricity when using such a floor as the main heating source are significantly higher. The average service life for uninterrupted operation of infrared films is 10-15 years, and for cable systems — 15-20 years, after which the probability of elements failing increases. Moreover, for large areas, a substantial increase in power limits for the electrical input into the house is required.

Integration with Heat Pumps: The Future of Energy Efficiency

One of the most powerful arguments in favor of water underfloor heating is its ideal synergy with heat pumps. A heat pump (air-to-water or geothermal class) generates thermal energy by extracting it from the environment. Expert data confirm that modern inverter heat pumps have a seasonal coefficient of performance (SCOP) at the level of 4.7–4.9. This means that for 1 kW of electricity consumed, the system yields almost 5 kW of thermal energy.

However, such ultra-high efficiency is possible only when using low-temperature heat distribution systems. It is the water underfloor heating, which requires a heat carrier temperature of around 35-40 °C, that allows the heat pump to operate at maximum performance, providing heating cost savings of up to 70-80% compared to direct electric heating or gas boilers during the off-season. Heat pumps can also work in reverse mode in summer, pumping cold water through the floor, thereby cooling the premises.

State Building Norms (DBN): What Every Client Should Know

When ordering the installation of underfloor heating, the client has the right to demand strict compliance with the regulatory framework of Ukraine from the contractor. Ignoring these rules leads to physical discomfort, overspending of materials, and destruction of building structures.

Temperature Regimes (DBN V.2.5-67:2013)

The document establishes clear sanitary and hygienic restrictions for the floor surface temperature, since prolonged foot contact with an overly hot surface harms vascular health and causes dry air in the room. According to the norms, the maximum surface temperature should be:

1. 29 °C — for living rooms (living rooms, bedrooms, children’s rooms).
2. 31 °C — for rooms with a wet regime (bathrooms, pools).
3. 35 °C — along external walls (edge zones up to 0.5 m wide) to cut off streams of cold air.
4. 27 °C — limit to preserve the integrity of wooden coverings (parquet, laminate). To ensure these figures, the water velocity in the pipes must not exceed 1.5 m/s, and the temperature of the heat carrier entering the system must be regulated by a pump and mixing unit.

Thermal Insulation Requirements (DBN V.2.6-31:2021)

Heat always moves from a warmer environment to a colder one. If there is not an adequate layer of insulation under the underfloor heating pipes, energy will be wasted heating the soil or the ceiling of the neighbors below. Ukrainian building norms, which have been harmonized with European standards, require the use of effective thermal insulation materials.

1. According to DBN V.2.6-31:2021, the thickness of the thermal insulation layer for floors on the ground must be determined based on thermal engineering calculations, but in any case, it should be no less than 50 mm (in practice, extruded polystyrene foam 100 mm thick is often used).
2. When installing the system on interfloor ceilings, the insulation thickness must be at least 30 mm. The use of thin foil underlays 3-5 mm thick (so-called “penofol”) under a cement screed of a water floor is a critical mistake, as the aggressive alkaline environment of the concrete corrodes the foil, and the material itself gets flattened and loses its insulating properties.

Typical Mistakes When Installing Underfloor Heating

An analysis of complaints and customer reviews allows us to highlight a list of the most common mistakes made by low-skilled teams. Knowing these aspects will allow you to control the quality of work on the site.

1. Absence of a damper tape. A special elastic tape must be laid along the perimeter of the room. When heated, the concrete screed expands; if it has nowhere to move, it will inevitably crack, damaging the finishing coating.
2. Exceeding the permissible circuit length. The hydraulic resistance of the system increases with the length of the pipe. If for a 16 mm diameter pipe the length of one circuit exceeds 80–100 meters, the circulation pump simply will not be able to push the heat carrier through, and part of the floor will forever remain cold.
3. Incorrect laying pitch. The optimal distance between pipes for residential premises is 15–20 cm, and for bathrooms — 10 cm. Increasing the pitch to 25-30 cm to save material leads to the “zebra” effect — alternating noticeably warm and cold zones, which makes walking barefoot uncomfortable.
4. Refusal of hydraulic testing (pressure testing). Before pouring the screed, the system must be filled with a heat carrier or air and held under pressure (about 6 bar) to check for leaks. If the screed is poured onto empty pipes, they can deform under the weight of the concrete.
5. Accelerated drying of the screed. Turning on the underfloor heating to accelerate the drying of the cement mortar is strictly prohibited. Concrete must naturally gain strength for 28 days, otherwise, it will lose its solidity and crumble. System start-up is carried out gradually, starting with low temperatures.

How to Choose a Reliable Company: Practical Tips

To avoid cooperating with non-professionals, you should follow a simple contractor check algorithm before signing a contract:

1. Check readiness for calculations: Ask if the company develops a preliminary project and thermal engineering calculation. If the master offers to “lay the pipe by eye”, this is a reason to immediately refuse his services.
2. Evaluate the transparency of the estimate: A reliable company will provide a detailed price list specifying the cost of laying insulation, pipes, installing a manifold, and connecting automation separately, rather than just an abstract sum “for everything”.
3. Ask about system balancing: Ask exactly how the water flow in different circuits will be regulated. A professional will explain the need to install a manifold with flow meters (rotameters), which allow balancing the pressure in long and short branches of the system.
4. Clarify the availability of an official warranty: Well-known equipment manufacturers (e.g., DEVI, HeatTech) provide a warranty on cables from 20 to 25 years, but the installation company must also guarantee the quality of installation work for a period of 1 to 10 years, recording this in an official certificate of completed works.
5. Study the portfolio and reviews: Pay attention to real photos of the pipe laying process. High-quality installation always looks aesthetically pleasing: the circuits are laid evenly, maintaining geometry, on special mats with bosses or on reinforcing mesh.

FAQ (Frequently Asked Questions)

1. How to choose the best company for installing underfloor heating?
The main criterion is the presence of an engineering approach. Choose companies that conduct a thermal engineering calculation of building heat losses, have clear price lists, and openly demonstrate their portfolio. A reliable contractor always insists on proper thermal insulation and conducts mandatory pressure testing of the system under pressure before pouring the screed.

2. What to pay attention to before ordering work?
Make sure that the contractor plans to use a damper tape around the perimeter of the rooms and expansion joints in the doorways. Pay attention to the proposed insulation thickness (at least 30 mm for ceilings and 50-100 mm on the ground). Also, check whether a balancing manifold with flow meters, which is mandatory for multi-circuit systems, is included in the estimate.

3. Should you trust reviews on Google and marketplaces?
Reviews are an important but not the only indicator of quality. Pay attention to meaningful comments where clients describe specific details of cooperation (adherence to deadlines, reaction to warranty cases, cleanliness on the site). Avoid companies that have many identical, short enthusiastic reviews without any specifics.

4. How to check a company’s reputation in the field of engineering communications?
The best way is to study photographs of completed objects. Professional installers do not hide their work process. If you see evenly laid pipes without kinks, clean and neatly assembled mixing units in manifold cabinets, this indicates a high culture of production. The readiness to conclude an official contract outlining warranty obligations is also important.

5. What are the signs of a reliable underfloor heating system?
A reliable system is characterized by uniform surface heating without cold zones (pipe pitch 15-20 cm), the absence of noise and vibrations in the pipes or manifold, as well as the ability to maintain the heat carrier temperature at a low level (35-45 °C). In addition, a reliable system is always controlled by room thermostats, which prevent overheating of the air and screed.

6. Why is it important to use room thermostats?
Automation allows maintaining precise temperatures in each individual room. This not only guarantees comfort but also reduces overall heating costs by up to 30%, as the system does not heat the room beyond the set norm and can lower the temperature at night or in the absence of owners.

7. Do I need to compare several companies before ordering?
Yes, be sure to request estimates from at least three different companies. Compare not only the final amount but also the list of included materials and services. Some contractors may offer a low price by excluding thermal insulation, automation from calculations, or by using cheap uncertified pipes without an oxygen barrier.

8. What mistakes do clients most often make when trying to save money?
The most expensive mistakes made by clients are refusing high-quality floor thermal insulation (to preserve ceiling height), using overly long pipe circuits to reduce the number of outlets on the manifold, and trying to turn on the system heating before the cement screed has completely dried (less than 28 days after pouring). This always leads to cracking of the floor and a critical loss of efficiency.

Installing an underfloor heating system is a complex engineering task that requires a deep understanding of thermophysics, hydraulics, and current building regulations of Ukraine. Saving money at the stage of choosing a contractor often turns into decades of discomfort and significant financial losses due to energy overspending or the need for a major overhaul of the damaged screed. Choose engineering companies with a transparent portfolio, official warranties, and a readiness to create detailed thermal engineering projects to provide your home with reliable and cozy heat for many years to come.