These non-return valves, which are installed directly in the air line, prevent rising water from entering the air pump via the air stones. This protects your air pump from water damage. 

Do you have questions about pond supplies and technology?
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Monday to Friday: 9 a.m. to 5 p.m.

To make it easier to pull on the hose, it is advisable to warm up the air hose beforehand.

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29 May 2024 13:18

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Top sehr gut und nicht so billig plast top

22 July 2020 02:03

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