<SEC-DOCUMENT>0001437749-17-005844-index.html : 20170403
<SEC-HEADER>0001437749-17-005844.hdr.sgml : 20170403
<ACCEPTANCE-DATETIME>20170403095944
ACCESSION NUMBER:		0001437749-17-005844
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20170403
DATE AS OF CHANGE:		20170403
GROUP MEMBERS:		STRATEGIC VALUE PARTNERS

SUBJECT COMPANY:	

	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:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-43197
		FILM NUMBER:		17732618

	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

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DINGER CARL W III
		CENTRAL INDEX KEY:			0001029713

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	MAIL ADDRESS:	
		STREET 1:		7 LAKE TRAIL WEST
		CITY:			MORRISTOWN
		STATE:			NJ
		ZIP:			07960
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>dinc20170402_sc13da.htm
<DESCRIPTION>SCHEDULE 13D/A
<TEXT>
Document 1 - file: dinc20170402_sc13da.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-1
<SEQUENCE>2
<FILENAME>ex1.htm
<DESCRIPTION>EXHIBIT 1
<TEXT>
Document 2 - file: ex1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>a1.jpg
<TEXT>
Document 3 - file: a1.jpg

</DOCUMENT>
</SEC-DOCUMENT>