Cast -iron heating radiator has been used in the heating system for a long time. This is due to the fact that cast iron is easy to cast, and the resulting products have increased protection against the negative effects of the system pressure.
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Cast iron radiators for such a long service life have earned consumer trust in terms of their reliability. Despite such a huge number of disadvantages that were identified during their operation, today their heating radiators are also made of this alloy.
Considering all the reviews about cast-iron radiators, we note that such a negative impression was due to the fact that most of them were made and installed many years ago. Therefore, when modern manufacturing technologies appear, which allowed the use of various metals for the formation of this element, the worn cast iron radiators began to be replaced by aluminum and bimetallic. However, no one can give a guarantee that new execution options will be able to last for so long.