About us

HKS LAZAR is a family owned Company that has a leading position in Poland in the sector of manufacture of heating devices. Initially the Company has been set up in 1937. At present the network including over 400 partner companies provides service across whole Poland. Our products are also highly recognized in many European countries what highlights the international perspective of our Company performance.

We continue to broaden the range of products with pellet fired boilers and dedicated equipment including fittings or flue pipes.

Our motto is STATE-OF-THE ART HEATING DEVICES. Our offer includes devices highly recognized regarding employed technology and innovations. HKS LAZAR is one of the first Polish manufacturer who implemented innovative solutions: ceramic furnace in solid fuel central heating boilers, lambda probe in pellet fired boilers or innovative induction pellet fired boilers.

During manufacture we use an advanced technology including laser cutting, alphanumerically controlled processing and automated welders. Modern machinery in painting booth ensures high quality powder coating.

Delivery of state-of-the art heating devices includes also efforts made regarding environmental protection. Therefore all products delivered by HKS LAZAR comply with strict requirements of EcoDesign or 5 Class.

Competence, responsibility and honest approach make for values demonstrated by our personnel during any dealings with business partners and our customers what contributed to building a strong and stable position of HKS LAZAR – as a leading manufacturer of modern heating devices.

Modern heating devices HKS Lazar

Modern heating devices


Class 5 and EkoDesign provides a new benchmark for central heating boilers

Unfortunately Poland has some of the worst air quality in Europe. The extent of the problem has been confirmed by World Health Organization Report based on data regarding the beginning of 2016. An astonishing 33 of Europe’s 50 most-polluted towns are in Poland and Polish town was ranked as the most polluted, what confirms how serious and huge is the problem.

Pellet ON – Do you want to switch onto PELLETS?

Are you looking for comfortable and efficient solution? What is important? What you need to know?



How to check anti-freeze fluid level in Smart Fire 11 boiler with central heating function only (without hot domestic water supply). The boiler was not used this winter?

Any fluid loss will be demonstrated with pressure loss indicated by manometer. In case of open circuit, you can also check the level of compression vessel.

Is room temperature sensor included in Eco max 800 t controller set?

Room temperature sensor is available upon separate order.



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