On this episode of Disaster House, Host and licensed contractor Josh Temple and a crew create a nocturnal obstacle course to simulate those little things you're destined to run over in the dark. Josh shows you just how dangerous an improperly lit property can be. Cool Tools host Chris Grundy guest-stars as we set him loose inside the "Disaster House" with a bevy of power tools to wreak havoc. This episode shows you what NOT to do when the DIY bug bites.