2 and a half days. That's all it took to install the Ray Kappe designed 4 million dollar prefab homage to green living. Not bad, we say. It's sure to make the neighbors jealous... and inspire them to go green. posted originally from: AT:LA If you wanna see how the other half lives, tickets are available for purchase (for $35) for a public tour of the home (it's in Brentwood, a neighborhood of Los Angeles) from now until the 10th. But check out the website for all the details.