A clear kitchen sink drain starts with knowing what shouldn't go down it. Some drain cloggers may seem obvious -- food waste ... next recipe or season a cast-iron skillet.

If you have a clogged sewer line ... cast iron that allows soil to fall into the line and create a blockage. It's worth paying to find out the cause and get it fixed rather than hassling with frequent ...

You can prevent a sewage-filled basement or lower level by taking 15 minutes to install a floor drain backflow preventer, also known as a backwater valve. Before you buy one, remo ...