What is the maintenance on a water heater and how often?

— Debra Newton Moreno Valley, CA

Answered by Sean Lintow Sr on August 26, 2013

What type of catchment system would be good to water my existing plants?

— Lynn Jenks Honolulu, HI

Answered by Sean Lintow Sr on August 26, 2013

How do you remove moss from an asphalt shingle roof?

— Fred Ogg Waterford, MI

Answered by John Schroeder on August 19, 2013