I found it convenient to use a right Angle reducing fitting, followed by a gray threaded pipe, and a gray hose barb that threads onto the gray pipe.
我发现它方便使用直角减少拟合，其次是一个灰色螺纹管，和一个灰色软管烧烤认为线程上的灰色管道。
Use a section of 4 PVC waste pipe with a threaded screw-cap fitting on one end and a standard end-cap at the other.
使用线程旋盖拟合一端和标准年底，4聚氯乙烯排水管节在其他上限。
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