What is the white stuff on my marble shower pan?

This is an incredible picture of the most aggressive calcium build-up I’ve ever seen in a marble shower.  I was called to this residence in San Ramon with the homeowner complaining of “white stuff” on her shower floor. When I got there I...

How do I fix the Rust Stains at the Base of my Toilet?

We Americans like to keep things clean, especially in the bathroom.  With tile and grout, or marble, limestone or travertine, there can be rust stains in the grout lines at the base of the toilet.  Even with repeated scrubbing, these rust stains persist. Don’t let it...