coupling

How do I replace and fix this? The base trim in my basement bathroom was soft them molded, clearly it wasn’t typical moisture. I demolished the area and found wet framing, and then realized the waste line neoprene/silicone coupling or sleeve was leaking just slightly each time the upstairs...

I am fitting a 15mm x 3/4'' Compression Female Iron Coupling adapter: The 15mm compression end is easy, but what's the best practice for fitting the 3/4" female-to-male thread? There is no compression feature, just interlocking threads. Should I use a 3/4" washer? Just wrap with a lot of...

I need a drainage coupling to fit a plastic pipe to clay. Adding in a plastic Inspection Chamber system replacing existing which is connected via clay pipe. Space will be tight the existing clay pipe is obviously fixed in position so getting the couplings over the pipes when in place will be...