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Modern heating devices HKS Lazar

Modern heating devices

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Pellet – cost-effective heating

Is cost-effective heating possible? Pellets make for a good solution. Find out more!

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Internet in boiler room

Central heating boiler controlled with the Internet is not only showing off!

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FAQ

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.

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Is 190oC temperature of flue gas in Lazar branded pellet fired boiler allowed?

This temperature is possible, if the heat exchanger gets dirty and boiler has been in operation for few hours at total output (at low outdoor temperature). In this case clean the boiler and check...

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