A new study reveals your shower may be spewing potentially dangerous bacteria. Tom and Leslie talk to one of the study’s researchers. Learn how to fix a creaky deck. Get product info on a highly energy efficient hot water heater that has a touch pad temperature control. Plus get answers to your home improvement questions about removing odors from concrete floors, leveling a driveway, refinishing furniture, fixing a leaky roof, removing stains from a patio, correcting a wood floor installation and painting and staining a deck to eliminate flaking