Vertical Garden, Toilet Factory | Ask TOH

Coming up on the next episode of ASK This Old House Jenn installs a vertical garden to maximize space for a homeowner; Tom explains the uses for different drill bits; Richard travels to a plumbing facility in New Jersey to learn about advances in toilet engineering that will help save water.   How to Create a Vertical Garden for Small Spaces Jenn installs a vertical garden to maximize space for a homeowner. Where to find it?