Slideshow: The Real Cost of Home Improvement

By Ben Steverman - 2012-11-26T19:03:24Z

Photograph Courtesy houzz.com

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Media Room

Average cost: $9,426

Media rooms are favorites of the rich. Homes worth $1 million or more are three times more likely to have recently added media rooms than houses worth $300,000 or less. Men and homeowners under age 45 are most likely to express an interest in adding a media room, at about twice the rate of women and older respondents. A built-in audio system should last 20 years, according to the NAHB.

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