EXHIBIT 99

FOR IMMEDIATE RELEASE
                                        Contact:
                                        Maria Duey
                                        313-792-5500

                           MASCO CORPORATION ANNOUNCES
           NEW SHARE BUYBACK AUTHORIZATION, AND EXPECTS TO CONTINUE TO
             RETURN $1 BILLION TO SHAREHOLDERS, ON AVERAGE ANNUALLY,
                           OVER THE NEXT SEVERAL YEARS

     Taylor, Michigan (May 10, 2006) - Masco Corporation (NYSE: MAS) today
announced that its Board of Directors has authorized the purchase of up to 50
million shares of its Common Stock in open market purchases, privately
negotiated transactions or otherwise. This authorization replaces the Company's
existing program under which approximately 34 million of the 50 million shares
previously authorized had been repurchased. The Company had approximately 397
million common shares outstanding at May 1, 2006.

     The Company also announced at its recent Annual Investor Day Meeting that
it expects to continue to return a minimum of $1 billion to shareholders, on
average annually, over the next several years through share repurchases and
dividends as part of its ongoing commitment to value creation. From 2003 through
2005, the Company returned approximately $3.6 billion, in aggregate, to
shareholders through share repurchases (97 million shares) and dividends. In the
first quarter of 2006, the Company returned $408 million to shareholders.

     Headquartered in Taylor, Michigan, Masco Corporation is one of the world's
leading manufacturers of home improvement and building products, as well as a
leading provider of services that include the installation of insulation and
other building products.

     Masco Corporation's press releases and other information are available
through the Company's toll free number, 1-888-MAS-NEWS, or under the Investor
Relations section of Masco's website at www.masco.com.

     Statements contained herein may include certain forward-looking statements
regarding Masco's future sales, earnings growth potential and other
developments. Actual results may vary materially because of external factors
such as housing starts, commodity costs, interest rate fluctuations, changes in
consumer spending and other factors over which management has no control. The
Company believes that certain non-GAAP performance measures and ratios, used in
managing the business, may provide users of this financial information with
additional meaningful comparisons between current results and results in prior
periods. Non-GAAP performance measures and ratios should be viewed in addition
to, and not as an alternative for, the Company's reported results under
accounting principles generally accepted in the United States. Additional
information about the Company's products, markets and conditions, which could
affect the Company's future performance, is contained in the Company's filings
with the Securities and Exchange Commission and is available on Masco's website
at www.masco.com. Masco undertakes no obligation to update any forward-looking
statements, whether as a result of new information, future events or otherwise.

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