Ask This Old House master electrician Heath Eastman clarifies the temperature rating system for ceiling lights and then installs one for a homeowner SUBSCRIBE to This Old House: http://bit.ly/SubscribeThisOldHouse Time: 2-3 hours Cost: $200 Skill Level: Expert Tools List for Replacing a Ceiling Light: Screwdriver [https://amzn.to/2tKpFWn] Pliers [https://amzn.to/2Guemod] Shopping List: Temperature-Rated ceiling light [https://amzn.to/2TQwiRF] NM-B…