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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 JVvdLGNoE9PonNBzF/2PEUqUe/yefdwnVYeVenZS4BzzMgM3x2OagsWEDUK1W88V
 lVudZ/kWECQvoAjTR87gDg==

<SEC-DOCUMENT>0001209191-03-028013.txt : 20031103
<SEC-HEADER>0001209191-03-028013.hdr.sgml : 20031103
<ACCEPTANCE-DATETIME>20031103121304
ACCESSION NUMBER:		0001209191-03-028013
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031031
FILED AS OF DATE:		20031103

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:		03972037

	MAIL ADDRESS:	
		STREET 1:		155 E WILLIAM STREET
		STREET 2:		SUITE 501
		CITY:			MADISON
		STATE:			WI
		ZIP:			53703

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
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?><ownershipDocument><schemaVersion>X0201</schemaVersion>    <documentType>4</documentType><periodOfReport>2003-10-31</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>53707-1007</rptOwnerZipCode><rptOwnerStateDescription></rptOwnerStateDescription></reportingOwnerAddress><reportingOwnerRelationship><isDirector>1</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther></reportingOwnerRelationship></reportingOwner><derivativeTable><derivativeTrans
action><securityTitle><value>Phantom Stock Units</value></securityTitle><conversionOrExercisePrice><footnoteId id="F1" /></conversionOrExercisePrice><transactionDate><value>2003-10-31</value></transactionDate><deemedExecutionDate></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>A</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionTimeliness><value></value></transactionTimeliness><transactionAmounts><transactionShares><value>17.346</value></transactionShares><transactionPricePerShare><value>57.65</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><footnoteId id="F2" /></exerciseDate><expirationDate><footnoteId id="F2" /></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>17.346</value></underlyingSecurityShares></underlyingS
ecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>11841.569</value><footnoteId id="F3" /></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></derivativeTransaction></derivativeTable><footnotes><footnote id="F1">The security converts to common stock on a one-for-one basis.</footnote><footnote id="F2">After termination of service as a Director of PPG Industries, Inc.</footnote><footnote id="F3">Total of all phantom stock units held by the reporting person in the PPG Industries, Inc. Deferred Compensation Plan for Directors.</footnote></footnotes><remarks></remarks><ownerSignature><signatureName>M. C. Hanzel, Attorney-in-Fact for Erroll B. Davis</signatureName><signatureDate>2003-11-03</signatureDate></ownerSignature></ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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