If you notice water on the floor around your high-efficiency furnace, don’t panic. It could just be a clogged condensate line, a common problem caused by a buildup of sludge in the pipe. While it is ...

Lee Wallender is a home improvement writer of nearly 20 years and specializes in home remodeling, repair and maintenance. Sami Allen is the managing editor at Forbes Home, with over seven years of ...

BEWARE: Acid condensate might not sound like a supervillain, but in the world of high-efficiency condensing boilers, furnaces, and water heaters, it’s a very real threat. September 20, 2025 Every day, ...