<SEC-DOCUMENT>0000899243-16-013968.txt : 20160222
<SEC-HEADER>0000899243-16-013968.hdr.sgml : 20160222
<ACCEPTANCE-DATETIME>20160222171150
ACCESSION NUMBER:		0000899243-16-013968
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20160219
FILED AS OF DATE:		20160222
DATE AS OF CHANGE:		20160222

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CSW INDUSTRIALS, INC.
		CENTRAL INDEX KEY:			0001624794
		STANDARD INDUSTRIAL CLASSIFICATION:	ADHESIVES & SEALANTS [2891]
		IRS NUMBER:				472266942
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		5400 LYNDON B. JOHNSON FREEWAY, STE 1300
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75240
		BUSINESS PHONE:		(214) 884-3775

	MAIL ADDRESS:	
		STREET 1:		5400 LYNDON B. JOHNSON FREEWAY, STE 1300
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75240

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CSWC Newco Corp.
		DATE OF NAME CHANGE:	20141110

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GAMBRELL MICHAEL R
		CENTRAL INDEX KEY:			0001277031

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37454
		FILM NUMBER:		161445854

	MAIL ADDRESS:	
		STREET 1:		2030 DOW CENTER
		CITY:			MIDLAND
		STATE:			MI
		ZIP:			48674
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2016-02-19</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001624794</issuerCik>
        <issuerName>CSW INDUSTRIALS, INC.</issuerName>
        <issuerTradingSymbol>CSWI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001277031</rptOwnerCik>
            <rptOwnerName>GAMBRELL MICHAEL R</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>5400 LYNDON B. JOHNSON FWY, SUITE 1300</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>DALLAS</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>75240</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2016-02-19</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>7000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>29.31</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>7000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The price reported in Column 4 is a weighted average price.  These shares were purchased in multiple transactions at prices ranging from $29.15 to $29.42, inclusive.  The reporting person undertakes to provide to CSW Industrials, Inc., any security holder of CSW Industrials, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each price within the ranges set forth in this footnote.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Kelly Tacke, as attorney-in-fact</signatureName>
        <signatureDate>2016-02-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
