If you're curious about how airplane lavatories work, you may have many questions. Well, we have answers - including why ...

Toilets are not exactly dinner table conversation, but you still need a good one. In most cases, we don't think about them — until they stop working. But if you're renovating or installing a new ...

Be sure that the toilet if flush to the floor and that the stool is level before tightening the bolts. Next, inspect your fill valve. After a flush open the tank and watch the water level.