FORM OF PROXY

                              THERMO FIBERTEK INC.

        PROXY FOR ANNUAL MEETING OF STOCKHOLDERS TO BE HELD JUNE 2, 1997

          THIS PROXY IS SOLICITED ON BEHALF OF THE BOARD OF DIRECTORS.

             The undersigned hereby appoints John N. Hatsopoulos,
        Jonathan W. Painter and William A. Rainville, or any one of them
        in the absence of the others, as attorneys and proxies of the
        undersigned, with full power of substitution, for and in the name
        of the undersigned, to represent the undersigned at the Annual
        Meeting of the Stockholders of Thermo Fibertek Inc., a Delaware
        corporation (the "Company"), to be held on Monday, June 2, 1997,
        at 8:00 a.m., and at any adjournment or postponement thereof, and
        to vote all shares of common stock of the Company standing in the
        name of the undersigned on April 7, 1997, with all of the powers
        the undersigned would possess if personally present at such
        meeting:


            (IMPORTANT - TO BE SIGNED AND DATED ON THE REVERSE SIDE.)
PAGE




                       Please mark your
        [   x   ]      votes as in this 
                       example.

        1.  ELECTION OF DIRECTORS OF THE COMPANY (see reverse).

                  FOR       [    ]         WITHHELD  [    ]
                             ]                            ]

        ______________________________________
        FOR all nominees listed at right, except authority to vote
        withheld for the following nominees (if any)

        Nominees:  Walter J. Bornhorst, George N. Hatsopoulos, John N.
        Hatsopoulos, Donald E. Noble and William A. Rainville.

                                                   FOR  AGAINST  ABSTAIN
        2.   Approve proposal amend the Company's  [  ]   [  ]     [  ] 
             Certificate of Incorporation to increase the  
             Company'sauthorized shares of Common Stock
              from 75 millionshares to 150 million shares.

        3.   In their discretion on such other matters as may properly
        come before the Meeting.

        The shares represented by this Proxy will be voted "FOR" the
        proposals set forth above if no instruction to the contrary is
        indicated or if no instruction is given.

        Copies of the Notice of  Meeting and of the Proxy Statement have
        been received by the undersigned.

        SIGNATURE(S)_______________________________________   
        DATE_________________
        Note:  This proxy should be dated, signed by the shareholder(s)
             exactly as his or her name appears hereon, and returned
             promptly in the enclosed envelope.  Persons signing in a
             fiduciary capacity should so indicate.  If shares are held
             by joint tenants or as community property, both should sign.