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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 VB5hcE7tN2MntVF45BtmAsXetPPgctk8B/6aDuqiDMpuWr5Pb+9F7gAyMP3ZhDi9
 +a2NoMLto8vjzY8Z4VPWYw==

<SEC-DOCUMENT>0001209191-05-010612.txt : 20050217
<SEC-HEADER>0001209191-05-010612.hdr.sgml : 20050217
<ACCEPTANCE-DATETIME>20050217165326
ACCESSION NUMBER:		0001209191-05-010612
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20050216
FILED AS OF DATE:		20050217
DATE AS OF CHANGE:		20050217

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PPG INDUSTRIES INC
		CENTRAL INDEX KEY:			0000079879
		STANDARD INDUSTRIAL CLASSIFICATION:	PAINTS, VARNISHES, LACQUERS, ENAMELS & ALLIED PRODUCTS [2851]
		IRS NUMBER:				250730780
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		ONE PPG PL 40 EAST
		CITY:			PITTSBURGH
		STATE:			PA
		ZIP:			15272
		BUSINESS PHONE:		4124343131

	MAIL ADDRESS:	
		STREET 1:		ONE PPG PL 40 EAST
		CITY:			PITTSBURGH
		STATE:			PA
		ZIP:			15272

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PITTSBURGH PLATE GLASS CO
		DATE OF NAME CHANGE:	19681219

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			DAVIS ERROLL B JR
		CENTRAL INDEX KEY:			0001209075

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-01687
		FILM NUMBER:		05624732

	MAIL ADDRESS:	
		STREET 1:		155 E WILLIAM STREET
		STREET 2:		SUITE 501
		CITY:			MADISON
		STATE:			WI
		ZIP:			53703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2005-02-16</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000079879</issuerCik>
        <issuerName>PPG INDUSTRIES INC</issuerName>
        <issuerTradingSymbol>PPG</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001209075</rptOwnerCik>
            <rptOwnerName>DAVIS ERROLL B JR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>ALLIANT ENERGY,</rptOwnerStreet1>
            <rptOwnerStreet2>4902 NORTH BILTMORE LANE</rptOwnerStreet2>
            <rptOwnerCity>MADISON</rptOwnerCity>
            <rptOwnerState>WI</rptOwnerState>
            <rptOwnerZipCode>53718-2132</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Director Stock Options</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>71.88</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2005-02-16</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>2500</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2008-02-16</value>
            </exerciseDate>
            <expirationDate>
                <value>2015-02-15</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>2500</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2500</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Right to buy granted under the PPG Industries, Inc. Stock Plan.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>J. C. Clifton, Attorney-in-Fact for Erroll B. Davis, Jr.</signatureName>
        <signatureDate>2005-02-17</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24.4_74076
<SEQUENCE>2
<FILENAME>poa.txt
<DESCRIPTION>POA DOCUMENT
<TEXT>
 PPG INDUSTRIES, INC.

					 POWER OF ATTORNEY

	Know all men by
these presents, that the undersigned hereby constitutes and appoints each
of J. C. Diggs, T. L. Butera, and J. C. Clifton, signing singly, the
undersigned's true and lawful attorney-in-fact, to:

	(1) execute for
and on behalf of the undersigned, in the undersigned's capacity as a
director of PPG Industries, Inc. (the "Company"), any forms required to be,
or which may be, filed with the Securities and Exchange Commission,
Washington, D.C., in accordance with Section 16(a) of the Securities
Exchange Act of 1934 and the rules thereunder;

	(2) do and perform any
and all acts for and on behalf of the undersigned which may be necessary or
desirable to complete and execute any such forms and timely file such forms
with the United States Securities and Exchange Commission and stock
exchange or similar authority; and

	(3) take any other action of any
type whatsoever in connection with the foregoing which, in the opinion of
such attorney-in-fact may be of benefit to, in the best interest of, or
legally required by, the undersigned, it being  understood that the
documents executed by such attorney-in-fact on behalf of the undersigned
pursuant to this Power of Attorney shall be in such form and shall contain
such terms and conditions as such attorney-in-fact may approve in such
attorney-in-fact's discretion.

	The undersigned hereby grants to each
such attorney-in-fact full power and authority to do and perform any and
every act and thing whatsoever requisite, necessary, or proper to be done
in the exercise of any of the rights and powers herein granted, as fully to
all intents and purposes as the undersigned might or could do if personally
present, with full power of substitution or revocation, hereby ratifying
and confirming all that such attorney-in-fact, or such attorney-in-fact's
substitute or substitutes, shall lawfully do or cause to be done by virtue
of this Power of Attorney and the rights and powers herein granted.  The
undersigned acknowledges that the foregoing attorneys-in-fact, in serving
in such capacity at the request of the undersigned, are not assuming, nor
is the Company assuming, any of the undersigned's responsibilities to
comply with Section 16 of the Securities Exchange Act of 1934.

	This
Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file any forms with respect to the
undersigned's holdings of and transactions in securities issued by the
Company, unless earlier revoked by the undersigned in a signed writing
delivered to the foregoing attorneys-in-fact.

	IN WITNESS WHEREOF, the
undersigned has caused this Power of Attorney to be executed as of this
17th day of February, 2005.

						 /s/ Erroll B. Davis, Jr.

						ERROLL B. DAVIS, JR.
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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