<SEC-DOCUMENT>0000914122-18-000010-index.html : 20180425
<SEC-HEADER>0000914122-18-000010.hdr.sgml : 20180425
<ACCEPTANCE-DATETIME>20180425160040
ACCESSION NUMBER:		0000914122-18-000010
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20180425
DATE AS OF CHANGE:		20180425
EFFECTIVENESS DATE:		20180425

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Perma-Pipe International Holdings, Inc.
		CENTRAL INDEX KEY:			0000914122
		STANDARD INDUSTRIAL CLASSIFICATION:	INDUSTRIAL & COMMERCIAL FANS & BLOWERS & AIR PURIFYING EQUIP [3564]
		IRS NUMBER:				363922969
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0131

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32530
		FILM NUMBER:		18774330

	BUSINESS ADDRESS:	
		STREET 1:		6410 WEST HOWARD STREET
		CITY:			NILES
		STATE:			IL
		ZIP:			60714
		BUSINESS PHONE:		8479661000

	MAIL ADDRESS:	
		STREET 1:		6410 WEST HOWARD STREET
		CITY:			NILES
		STATE:			IL
		ZIP:			60714

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MFRI INC
		DATE OF NAME CHANGE:	19970402

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MIDWESCO FILTER RESOURCES INC
		DATE OF NAME CHANGE:	19970402
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>noticeofinternetavailabili.htm
<DESCRIPTION>DEFA14A NOTICE OF INTERNET AVAILABILITY
<TEXT>
Document 1 - file: noticeofinternetavailabili.htm

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

</DOCUMENT>
</SEC-DOCUMENT>