screw

First post! I just redid the bathroom in my 1925 house, and am unsure how to secure my toilet flange. Under the tile is about 3" of dry pack deck mud, then a 4" slab of concrete. The drain is 4" PVC, cut level with the floor. I am worried the dry pack won't hold a tapcon, and I'm concerned a...

I have a leaky shower valve. I’ve fixed a few leaky faucets before, so I thought this would be no different, but I cannot even get the escutcheon off to figure out what kind of valve I have. Both screws on the escutcheon have issues. I was able to back one screw out enough to spray PB Blaster...