Exhibit 99.1

        MUELLER INDUSTRIES, INC. DECLARES CASH DIVIDEND FOR THIRD QUARTER

    MEMPHIS, Tenn., Aug. 4 /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 September 15, 2005, to shareholders of record on
September 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-                             08/04/2005
    /CONTACT:  Kent A. McKee of Mueller Industries, Inc., +1-901-753-3208/