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Modern heating devices HKS Lazar

Modern heating devices

Articles

Internet in boiler room

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

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Natural refrigerant R290 propane

Air source heat pumps are a solution that is increasingly used in various types of buildings. One of the main reasons for their popularity is the optimization of heating costs.

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FAQ

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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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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