<SEC-DOCUMENT>0000930413-18-002018-index.html : 20180614
<SEC-HEADER>0000930413-18-002018.hdr.sgml : 20180614
<ACCEPTANCE-DATETIME>20180614163819
ACCESSION NUMBER:		0000930413-18-002018
CONFORMED SUBMISSION TYPE:	FWP
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20180614
DATE AS OF CHANGE:		20180614

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GRIFFON CORP
		CENTRAL INDEX KEY:			0000050725
		STANDARD INDUSTRIAL CLASSIFICATION:	METAL DOORS, SASH, FRAMES, MOLDING & TRIM [3442]
		IRS NUMBER:				111893410
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		FWP
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	333-224727
		FILM NUMBER:		18899615

	BUSINESS ADDRESS:	
		STREET 1:		712 FIFTH AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019
		BUSINESS PHONE:		2129575000

	MAIL ADDRESS:	
		STREET 1:		712 FIFTH AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INSTRUMENT SYSTEMS CORP /DE/
		DATE OF NAME CHANGE:	19920703

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GRIFFON CORP
		CENTRAL INDEX KEY:			0000050725
		STANDARD INDUSTRIAL CLASSIFICATION:	METAL DOORS, SASH, FRAMES, MOLDING & TRIM [3442]
		IRS NUMBER:				111893410
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		FWP

	BUSINESS ADDRESS:	
		STREET 1:		712 FIFTH AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019
		BUSINESS PHONE:		2129575000

	MAIL ADDRESS:	
		STREET 1:		712 FIFTH AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INSTRUMENT SYSTEMS CORP /DE/
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>FWP
<SEQUENCE>1
<FILENAME>c91378_fwp.htm
<TEXT>
Document 1 - file: c91378_fwp.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>griffonxcorporationx1.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: griffonxcorporationx1.jpg

</DOCUMENT>
</SEC-DOCUMENT>