| 摘要 |
A holder is provided for an aeration system for introducing air or gas into a liquid. The aeration elements of the system include an elongated support body on which is disposed a sleeve-like cover of elastomeric material that envelops a support body and is provided with a plurality of slits that open under the influence of compressed gas. At least one fastening element is provided and has a component that extends at least partially about the aeration element and rests against the upper edge thereof and is spaced from a central portion of the aeration element. The fastening element also has a guide element for securement to a base or carrier member. The guide element has a groove for receiving the lower edge of the aeration element.
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