Deep energy retrofits are more than just adding weather stripping and replacing light bulbs. The process succeeds in making older housing truly livable for generations to come. Kevin visits a project under way to look at a range of cool tools and products for insulating, sealing, heating and cooling that are as varied and quirky as the homes we live in. And your utility will even help you pay for some of them! Next, Amy's got a super-simple home lighting control system that really clicks and stackable cube furniture that clicks together, while Kevin takes a spin around a circular kitchen prep sink. Finally, it's a Florida urban farmhouse that's strong enough to shelter you from a hurricane while you enjoy easy, breezy southern living in style.