Or you can seal the drain with a 2-in. test plug, also sold at home centers. A plug will stop rising sewage, but you’ll have to remove it every time you want to use the drain.

The fixed-orifice MBV (FOMBV) separates the throttling and measuring functions. Typically, the throttling is performed with a ball valve (although the British prefer a globe valve) and the measuring ...

This plug not only held the reamer accurately, but also acted as a feed; for it could be screwed down as the reamer was revolved. The eight seats were refaced with perfect ease, the last one ...