Ask This Old House - Season 18 Episode 16 -

Nathan demonstrates a mobile CNC routing machine; Tom teaches a young woodworker how to build a dog dish stand using primarily power tools; Heath explains a few different methods for wiring a portable generator to a house; Richard travels to St. Louis to install a gas lantern on an original 1890s home in a historic neighborhood; and Ross gives an update on an app he discussed a few years ago.