Adding central air conditioning to an existing forced-air heating system in a 2,000-square-foot house averages $3,500-$4,000, and can be done by two technicians in 2-3 days, with little or no change to the existing ducting; if ducts must be added, the work time doubles, as does the cost to $7,000-$8,000 or more, according to ThisOldHouse.com .
The cast of The Great British Baking Show.. (courtesy PBS) Tien Nguyen. Name: The Great British Baking Show.. The show is an import from the United Kingdom, where it airs on BBC One as The Great British Bake Off and has been a ratings phenomenon.
Quick Information. Born on August 30, Lisa Ling is a well-known face in American Television industry. She is best known for her television program Our America with Lisa Ling coming on OWN (The Oprah Winfrey Network). She worked for ABC from 1999 till 2002.