Exhibit 99.1

       MUELLER INDUSTRIES, INC. DECLARES CASH DIVIDEND FOR SECOND QUARTER

    MEMPHIS, Tenn., May 5 /PRNewswire-FirstCall/ -- Mueller Industries, Inc.
(NYSE: MLI), announced today that its Board of Directors has declared a regular
quarterly dividend of 10 cents per share on its common stock. The dividend will
be payable June 15, 2005, to shareholders of record on June 1, 2005.

    Mueller Industries, Inc. is a leading manufacturer of copper tube and
fittings; brass and copper alloy rod, bar and shapes; aluminum and brass
forgings; aluminum and copper impact extrusions; plastic fittings and valves;
refrigeration valves and fittings; and fabricated tubular products. Mueller's
operations are located throughout the United States and in Canada, Mexico, and
Great Britain.

    Statements in this release that are not strictly historical may be
"forward-looking" statements, which involve risks and uncertainties. These
include economic and currency conditions, continued availability of raw
materials, market demand, pricing, competitive and technological factors, and
the availability of financing, among others, as set forth in the company's SEC
filings.

SOURCE  Mueller Industries, Inc.
    -0-                             05/05/2005
    /CONTACT:  Kent A. McKee of Mueller Industries, Inc., +1-901-753-3208/