Is sandblasting the right solution to change the color of the brick on my house?

— Frances Martinez Aurora, CO

Answered by William Janhonen on July 15, 2013

What can I do to lower the humidity level in my home?

— Lida Wilson New Orleans, LA

Answered by Stillman Jordan on June 18, 2013

What is the best way to seal/encapsulate vinyl asbestos tile?

— Andrew Nacht Union, NJ

Answered by Joel Hirshberg on May 20, 2013