What documents accompany Zilmet expansion vessels and heat exchangers?

The user manual for the expansion tanks and heat exchangers is present for each type of product. The declaration of conformity may be included in the package: this is required for expansion vessels and heat exchangers which bear the CE (or UKCA) marking on the identification label. These documents are available on our website.

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More answers to frequently asked questions:

What documents accompany Zilmet expansion vessels and heat exchangers?

Can expansion vessels, which are indicated on the Zilmet website and catalogs as suitable for applications with drinking water, be installed in heating systems?

What is the maximum concentration of glycol to add to the heating or solar circuit so as not to damage the membrane of the expansion tank?

What should be done if the expansion vessel was produced before May 2002 and the test booklet signed by the INAIL technician has been lost?

What is the maximum operating pressure and temperature of Zilmet expansion tanks and heat exchangers?

What should be done if the specific declaration of conformity drawn up as required by INAIL regulations has been lost?

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