| 摘要 |
<p>A drain fitting for pre-formed or pre-assembled showers, etc. requiring drainage, having a flanged and internally threaded base connector for the reception of 3- or 4-inch solvent welded drain pipes and which is adapted to have a threaded or bolted connection with a depending strainer barrel having a peripheral flange for engagement with the shower, etc. receptor, the two units clamping a receptor membrane or washers on each edge surface of the receptor opening, and there being recessed channels or slots formed in the strainer barrel threads or clamping ring flange to drain off any leakage or seepage.</p> |
