| 摘要 |
<p>The housing (I) has upper and lower tubular mantel elements (4, 5) movable into each other and for accommodating a connection plate (1), a chamber cover (8) and/or a flange (7) of the cover. The plate and the cover downwardly and upwardly point in a mounting direction, respectively. A cutting point (2) is provided at the plate, universally formed for connection and/or accommodation of different underfloor valves (3) and formed as a connection flange, screw connection or bayonet connector. The mantel elements are made of corrosion-resistant material e.g. plastic such as polyethylene and PVC. The connection plate is made of stainless steel or corrosion protected sheet, or plastic i.e. fiber reinforced plastic.</p> |
