Ask This Old House — Episode 9: Childproofing; Sump Pump

You are watching the episode Childproofing; Sump Pump Host Kevin O'Connor and child safety expert Jeff Baril visit a homeowner to "childproof" her home. Then Kevin, along with general contractor Tom Silva, landscaping contractor Roger Cook, and plumbing and heating expert Richard Trethewey ask, "What is it?" Afterward, Richard helps a homeowner install a back-up sump pump that is powered by municipal water pressure instead of electricity.