When we bought our house, the only plumbing was in a tiny, asbestos-filled lean-to extension added in the 1940s that contained the kitchen, bathroom and toilet.

When we bought our house, the only plumbing was in a tiny, asbestos-filled lean-to extension added in the 1940s that contained the kitchen, bathroom and toilet. The way people use houses has changed a lot in the past 100 years