Related Discussions
How to clean hardwood floors in the kitchen?

What is the best way to clean hardwood floors in the kitchen?
How to clean paint brushes with paint thinner?

How to clean paint brushes with paint thinner?
How to clean a mirror with vinegar?

Vinegar seems to be the answer to everything. So how do I use it to clean my mirror?
How to clean smoke smell out of pillows?

How do I wash pillows to remove the smell of smoke?
How can I remove iron stains from my vinyl siding?

We have a lawn sprinkler system. It is connected to the water line just before the water goes through the process of being sifted and softened. So what we're wateri... See more
Krud Kutter from Lowe's and pressure washer
I second Krud Kutter, and I have also used TSP to wash them and followed with pressure washing. Some come off with a hose.