| 摘要 |
<p>The invention relates to a part (28) made of a material that is essentially impervious to ultraviolet rays and capable of lining a communicating opening (10) that connects the basin (2) of a swimming pool to a skimmer (14) of this swimming pool. The part (28) has the shape of a sleeve that is open at its two ends and is capable of being placed inside the opening (10) for accommodating the mouthpiece (35) and a substantial portion of its inner face whereby protecting the opening (10) from attacks due to solar rays and/or due to chemical attacks on the swimming pool water. The part (28) also comprises means (30) for fixing said part (28) to the opening (10) after insertion.</p> |
