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Proc-Type: 2001,MIC-CLEAR
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<SEC-DOCUMENT>0000921530-05-000269.txt : 20050421
<SEC-HEADER>0000921530-05-000269.hdr.sgml : 20050421
<ACCEPTANCE-DATETIME>20050421135625
ACCESSION NUMBER:		0000921530-05-000269
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20050421
DATE AS OF CHANGE:		20050421
GROUP MEMBERS:		HARVEY SANDLER REVOCABLE TRUST

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CECO ENVIRONMENTAL CORP
		CENTRAL INDEX KEY:			0000003197
		STANDARD INDUSTRIAL CLASSIFICATION:	INDUSTRIAL & COMMERCIAL FANS & BLOWERS & AIR PURIFYING EQUIP [3564]
		IRS NUMBER:				132566064
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-19763
		FILM NUMBER:		05764228

	BUSINESS ADDRESS:	
		STREET 1:		3120 FORRER STREET
		CITY:			CINCINNATI
		STATE:			OH
		ZIP:			45209
		BUSINESS PHONE:		4165936543

	MAIL ADDRESS:	
		STREET 1:		505 UNIVERSITY AVENUE
		STREET 2:		SUITE 1400
		CITY:			TORONTO
		STATE:			A6
		ZIP:			M5G 1X3

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	API ENTERPRISES INC
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ALARM PRODUCTS INTERNATIONAL INC
		DATE OF NAME CHANGE:	19851210

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Harvey Sandler Revocable Trust
		CENTRAL INDEX KEY:			0001323253
		IRS NUMBER:				134328652
		STATE OF INCORPORATION:			FL
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		21170 N. E. 22ND COURT
		CITY:			NORTH MIAMI BEACH
		STATE:			FL
		ZIP:			33180
		BUSINESS PHONE:		954-389-7100

	MAIL ADDRESS:	
		STREET 1:		21170 N. E. 22ND COURT
		CITY:			NORTH MIAMI BEACH
		STATE:			FL
		ZIP:			33180
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>ceco_13ga1-041405.txt
<DESCRIPTION>APRIL 14, 2005
<TEXT>

                       SECURITIES AND EXCHANGE COMMISSION
                              Washington, DC 20549

                                  SCHEDULE 13G
                                 (Rule 13d-102)

                                (Amendment No. 1)

           INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO
            RULES 13d-1(b), (c) AND (d) AND AMENDMENTS THERETO FILED
                            PURSUANT TO RULE 13d-2(b)


                            CECO ENVIRONMENTAL CORP.
- --------------------------------------------------------------------------------
                                (Name of Issuer)


                                  Common Stock
- --------------------------------------------------------------------------------
                         (Title of Class of Securities)


                                    125141101
- --------------------------------------------------------------------------------
                                 (CUSIP Number)

                                 April 14, 2005
- --------------------------------------------------------------------------------
             (Date of Event Which Requires Filing of this Statement)


Check the appropriate box to designate the rule pursuant to which this Schedule
is filed:

      [ ]         Rule 13d-1(b)
      [X]         Rule 13d-1(c)
      [ ]         Rule 13d-1(d)


<PAGE>


CUSIP No.                            13G                             Page 2 of 4
125141101


      1        NAME OF REPORTING PERSONS
               I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

               Harvey Sandler Revocable Trust

      2        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP   (a)  [ ]
                                                                  (b)  [ ]

      3        SEC USE ONLY

      4        CITIZENSHIP OR PLACE OF ORGANIZATION

               Florida

       NUMBER OF                5        SOLE VOTING POWER
        SHARES
      BENEFICIALLY                       1,042,306
        OWNED BY
          EACH                  6        SHARED VOTING POWER
       REPORTING
      PERSON WITH                        0

                                7        SOLE DISPOSITIVE POWER

                                         1,042,306

                                8        SHARED DISPOSITIVE POWER

                                         0

      9        AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

               1,042,306 shares of Common Stock

     10        CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
               CERTAIN SHARES                                   [ ]

     11
               PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9

               10.4%

     12        TYPE OF REPORTING PERSON

               OO


<PAGE>


CUSIP No.                            13G                             Page 3 of 4
125141101


     This  Amendment  No. 1 to Schedule  13G (this  "Statement")  relates to the
common  stock,  par  value  $0.01  per  share  (the  "Common  Stock"),  of  CECO
Environmental  Corp. (the "Issuer").  This Statement  supplementally  amends the
initial  statement  on  Schedule  13G,  filed  on April 8,  2005  (the  "Initial
Statement"),  by Harvey Sandler  Revocable Trust.  This Amendment No. 1 is being
filed by Harvey Sandler  Revocable Trust to report that Harvey Sandler Revocable
Trust is the beneficial owner of more than ten percent of the outstanding Common
Stock of the Issuer.

Item 4.             Ownership.

                    Provide the  following  information  regarding the aggregate
                    number  and  percentage  of the class of  securities  of the
                    issuer identified in Item 1.

                    Harvey Sandler Revocable Trust

                    (a)  Amount beneficially  owned:  1,042,306 shares of Common
                         Stock, $0.01 par value, of CECO Environmental Corp.

                    (b)  Percent of class: 10.4%

                    (c)  Number of shares as to which the person has:

                         (i)    Sole power to vote or to direct the vote:
                                1,042,306 shares

                         (ii)   Shared power to vote or to direct the vote:
                                0 shares

                         (iii)  Sole power to dispose or to direct the
                                disposition of: 1,042,306 shares

                         (iv)   Shared power to dispose or to direct the
                                disposition of: 0 shares


Item 10.            Certifications.

                    By signing below the undersigned certifies that, to the best
                    of its  knowledge  and belief,  the  securities  referred to
                    above were not  acquired and are not held for the purpose of
                    or with the effect of changing or influencing the control of
                    the issuer of the  securities  and were not acquired and are
                    not  held  in  connection  with or as a  participant  in any
                    transaction having that purpose or effect.



<PAGE>


CUSIP No.                            13G                             Page 4 of 4
125141101


                                    SIGNATURE
                                    ---------

     After  reasonable  inquiry and to the best of my  knowledge  and belief,  I
certify that the information  set forth in this statement is true,  complete and
correct.

Date: April 21, 2005                             HARVEY SANDLER REVOCABLE TRUST

                                                 By:/s/ Harvey Sandler
                                                    ----------------------------
                                                 Name: Harvey Sandler
                                                 Title: Sole Trustee


</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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