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What is a sealed heaing system? What is an open vented system in central heating? What are the differences between them? Everything you need to know, explained simply.

Find out how to choose a gas boiler for a house of approximately 150m² - how many kW should the gas boiler have to be effective? What else should be considered? How to size a condensing boiler for a new house and for an old house?

Check the benefits of regular gas boiler servicing. Is gas boiler servicing necessary at all? What are the risks of not having it done?

Wondering whether to fill your installation with water or glycol? Our article provides a comprehensive comparison of liquid heat transfer agents and their impact on the installation.

Discover the function of a check valve in central heating systems! Our article explains what this element is and why it is important in a heating system.

Looking for a pellet boiler for your home? Our article will help you make the right choice. Discover the key factors to consider when choosing a good pellet boiler.

We clarify the secrets of mixing valves, three-way valves, and four-way valves! We explain what these elements are and what they are used for. Read more.