Expansion vessels

Reconditioned expansion vessels (expansion tanks). Look for them by reference and model, and review the Connection, shape and capacity when shown on the tab.

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57 Spare parts

Before you choose

The Expansion vessel absorbs the volume increase of Heating water by heating up and limits the Pressure rise of Circuit. It has an air chamber with a Pressure preload.

To choose it, compare the capacity in liters, the shape (flat or cylindrical), the position and type of the Connection and, if read, the Pressure preload label.

Is it enough to choose a Vessel of the same capacity?

No. In addition to the documented capacity, the reference must correspond, the Connection and the dimensions required for the equipment. If these measurements or data are not included in the sheet, request your check before purchasing.

Where do I see the preloading capacity and Pressure?

They usually appear on the Vessel label. If the tab does not indicate them or is not read in the photos, check before purchasing instead of assuming them.

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