<SEC-DOCUMENT>0000883902-18-000032-index.html : 20180629
<SEC-HEADER>0000883902-18-000032.hdr.sgml : 20180629
<ACCEPTANCE-DATETIME>20180629163655
ACCESSION NUMBER:		0000883902-18-000032
CONFORMED SUBMISSION TYPE:	11-K
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20171231
FILED AS OF DATE:		20180629
DATE AS OF CHANGE:		20180629

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NCI BUILDING SYSTEMS INC
		CENTRAL INDEX KEY:			0000883902
		STANDARD INDUSTRIAL CLASSIFICATION:	PREFABRICATED METAL BUILDINGS & COMPONENTS [3448]
		IRS NUMBER:				760127701
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1102

	FILING VALUES:
		FORM TYPE:		11-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14315
		FILM NUMBER:		18929730

	BUSINESS ADDRESS:	
		STREET 1:		10943 NORTH SAM HOUSTON PARKWAY WEST
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77064
		BUSINESS PHONE:		2818977788

	MAIL ADDRESS:	
		STREET 1:		10943 NORTH SAM HOUSTON PARKWAY WEST
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77064

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NATIONAL COMPONENTS INCORPORATED
		DATE OF NAME CHANGE:	19600201
</SEC-HEADER>
<DOCUMENT>
<TYPE>11-K
<SEQUENCE>1
<FILENAME>ncs2017123111-k.htm
<DESCRIPTION>11-K
<TEXT>
Document 1 - file: ncs2017123111-k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>2
<FILENAME>a11k2017exhibit23_1.htm
<DESCRIPTION>EXHIBIT 23.1
<TEXT>
Document 2 - file: a11k2017exhibit23_1.htm

</DOCUMENT>
</SEC-DOCUMENT>