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                                                                  Exhibit 10.12a


                           AMENDMENT NO. 1 AND WAIVER
                                       TO
                    REVOLVING CREDIT AND TERM LOAN AGREEMENT


         THIS AMENDMENT NO. 1 AND WAIVER TO REVOLVING CREDIT AND TERM LOAN
AGREEMENT, dated as of September 26, 2001 (this "AGREEMENT"), among AMERICAN
ARCHITECTURAL PRODUCTS CORPORATION, a Delaware corporation and a debtor and
debtor-in-possession, and THE OTHER LENDERS (each a "BORROWER" and, jointly and
severally, the "BORROWERS"), certain of the financial institutions parties to
the Existing Credit Agreement referred to below and THE CIT GROUP/BUSINESS
CREDIT, INC., as agent (in such capacity, the "AGENT").

                              W I T N E S S E T H:

         WHEREAS, the Borrowers, certain financial institutions and the Agent
are parties to the Revolving Credit and Term Loan Agreement, dated as of
December 14, 2000 (the "EXISTING CREDIT AGREEMENT"), and the other Loan
Documents; and

         WHEREAS, the Borrowers have failed to comply with (i) the Reporting
Requirements as required by Section 7.01(a) of the Existing Credit Agreement and
(ii) the Minimum EBITDA and Fixed Charge Coverage Ratio covenants as required by
Sections 8.14 and 8.15 of the Existing Credit Agreement (the "SUBJECT EVENTS OF
DEFAULT"); and

         WHEREAS, the Borrowers have requested that, as of the Effective Date,
the Subject Events of Default be waived and the Existing Credit Agreement be
amended as herein provided; and

         WHEREAS, the Majority Lenders are willing, subject to the terms and
conditions hereinafter set forth, to grant such waivers and make such
amendments;

         NOW, THEREFORE, in consideration of the agreements herein contained,
the parties hereto hereby agree as follows:

                                    ARTICLE I

                                   DEFINITIONS

         SECTION 1.1 CERTAIN DEFINITIONS. The following terms (whether or not
underscored) when used in this Agreement shall have the following meanings:

         "AGENT" is defined in the PREAMBLE.

         "AGREEMENT" is defined in the PREAMBLE.

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         "AMENDED CREDIT AGREEMENT" means the Existing Credit Agreement as
amended by this Agreement as of the Effective Date.

         "BORROWER" and "BORROWERS" is defined in the PREAMBLE.

         "EFFECTIVE DATE" is defined in SECTION 5.1.

         "EXISTING CREDIT AGREEMENT" is defined in the FIRST RECITAL.

         "SUBJECT EVENT OF DEFAULT" is defined in the SECOND RECITAL.

         SECTION 1.2 OTHER DEFINITIONS. Unless otherwise defined or the context
otherwise requires, terms used herein (including in the preamble and recitals
hereto) have the meanings provided for in the Existing Credit Agreement.

                                   ARTICLE II

                                     WAIVER

         Effective on (and subject to the occurrence of) the Effective Date, the
Banks waive the Subject Events of Default.

                                   ARTICLE III

                                   AMENDMENTS

         Effective on (and subject to the occurrence of) the Effective Date, the
Existing Credit Agreement is amended as follows:

         SECTION 3.1 ADDITION TO SECTION 1.01. The following new definition is
added to Section 1.1 of the Existing Credit Agreement in the appropriate
alphabetical order:

         "AMENDMENT NO. 1 TO CREDIT AGREEMENT" means Amendment No. 1 and Waiver
to Revolving Credit and Term Loan Agreement, dated as of September ___, 2001,
among the Borrowers, the Agent and the Majority Lenders.

         SECTION 3.2 AMENDMENT TO SECTION 1.01. The definition of "EBITDA"
contained in Section 1.01 of the Existing Credit Agreement is amended in its
entirety as follows:

"EBITDA" shall mean, for any period, the sum of (i) the consolidated Net Income
of the Borrowers for such period determined in accordance with GAAP plus (a) the
sum of the following amounts for such period determined on a consolidated basis
in conformity with GAAP to the extent included in the determination of
consolidated Net Income and without duplication: (i) depreciation expense, (ii)
amortization expense, (iii) interest expense, (iv) income tax expense, (v)
losses on the sale of fixed assets outside the ordinary course of business, (vi)
losses arising from extraordinary items, as determined in


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accordance with GAAP, (vii) non-cash write-downs of fixed assets, and (viii)
losses arising from units which have been discontinued, and less the sum of the
following amounts for such period determined on a consolidated basis as to the
Borrowers in conformity with GAAP to the extent included in the determination of
consolidated Net Income and without duplication (b) (i) gains on the sale of
fixed assets outside of the ordinary course of business and (ii) non-cash
write-ups of fixed assets to the extent included in the determination of such
consolidated net income and (iii) gains from extraordinary items.

SECTION 3.3 AMENDMENT TO SECTION 7.01(a). The first sentence of Section 7.01(a)
of the Existing Credit Agreement is amended and restated in the entirety as
follows:

(a) With respect to the fiscal year ending December 31, 2000, no later than
October 5, 2001, and with respect to all fiscal years thereafter, as soon as
practicable and in any event within one hundred and five (105) days after the
close of each fiscal year of the Borrowers, a consolidated and consolidating
statement of operations and cash flows of the Borrowers for such fiscal year and
a balance sheet of the Borrowers as of the close of such fiscal year, and notes
to each, all in reasonable detail, setting forth in comparative form the
corresponding figures for the preceding fiscal year, which consolidated
statements and balance sheet shall be audited and accompanied by an opinion of
independent certified public accountants of recognized national standing
selected by the Borrowers and reasonably satisfactory to the Agent.

                                   ARTICLE IV

                         REPRESENTATIONS AND WARRANTIES

         In order to induce the Majority Lenders to make the waiver provided for
in ARTICLE II above and the amendments provided for in ARTICLE III above, the
Borrowers hereby (a) represent and warrant that each of the representations and
warranties of the Borrowers contained in the Existing Credit Agreement and in
the other Loan Documents is true and correct in all material respects as of the
date hereof as if made on the date hereof (except, if any such representation
and warranty relates to an earlier date, such representation and warranty shall
be true and correct in all material respects as of such earlier date) and both
immediately before and after giving effect to the provisions of this Agreement
no Default or Event of Default (other than immediately before giving effect to
the provisions of this Agreement, the Subject Events of Default waived pursuant
to ARTICLE II) has occurred and is continuing and (b) agrees that the
incorrectness in any material respect of any representation and warranty
contained in the preceding CLAUSE (a) shall constitute an immediate Event of
Default.




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                                    ARTICLE V

                     CONDITIONS TO EFFECTIVENESS; EXPIRATION

         SECTION 5.1 EFFECTIVE DATE. This Agreement shall become effective on
such date (herein called the "EFFECTIVE DATE") when the conditions set forth in
this SECTION 5.1 have been satisfied.

         SECTION 5.1.1 EXECUTION OF AGREEMENT. The Agent shall have received
counterparts of this Agreement duly executed and delivered on behalf of the
Designated Borrower, the Agent and the Required Banks.

         SECTION 5.1.2 REPRESENTATIONS AND WARRANTIES. The representations and
warranties made by the Borrowers pursuant to Article IV as of the Effective Date
shall be true and correct.

         SECTION 5.1.3 FEE. The Agent shall have received a fee from the
Borrowers in the amount of $10,000.

         SECTION 5.1.4 EXPIRATION. If all the conditions set forth in this
SECTION 5.1 have not been satisfied on or prior to 20 business days from the
actual execution and delivery of this Agreement, the agreements of the parties
contained in this Agreement shall, unless otherwise agreed by the Majority
Lenders, terminate effective immediately on such date and without further
action.

                                   ARTICLE VI

                                  MISCELLANEOUS

         SECTION 6.1 CROSS-REFERENCES. References in this Agreement to any
Article or section are, unless otherwise specified, to such Article or Section
of this Agreement.

         SECTION 6.2 LOAN DOCUMENT PURSUANT TO AMENDED CREDIT AGREEMENT. This
Agreement is a Loan Document executed pursuant to the Amended Credit Agreement.

         SECTION 6.3 LIMITATION OF WAIVER AND AMENDMENTS. The waiver set forth
in Article II above and the amendments set forth in Article III above shall be
limited precisely as provided for herein and shall not be deemed to be a waiver
of, amendment of, consent to or modification of any other term or provision of
the Existing Credit Agreement or of any term or provision of any other Loan
Document or of any transaction or further or future action on the part of the
Borrowers which would require the consent of any of the Lenders under the
Existing Credit Agreement or any other Loan Document.

         SECTION 6.4 COUNTERPARTS. This Agreement may be executed by the parties
hereto in several counterparts, each of which shall be deemed to be an original
and all of which shall constitute together but one and the same agreement.



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         SECTION 6.5 SUCCESSORS AND ASSIGNS. This Agreement shall be binding
upon and inure to the benefit of the parties hereto and their respective
successors and assigns.

         SECTION 6.6 FURTHER ASSURANCE. The Borrowers shall execute and deliver,
from time to time, in favor of the Agent and the Lenders such documents,
agreements, certificates and other instruments as shall be necessary or
advisable to effect the purposes of this Agreement.

         SECTION 6.7 COSTS AND EXPENSES. The Borrowers, jointly and severally
agree to pay all reasonable costs and expenses incurred by the Agent (including
the reasonable fees and out-of-pocket expenses of legal counsel of the Agent)
incurred in connection with the execution and delivery of this Agreement and the
other agreements and documents entered into in connection herewith.

         SECTION 6.8 GOVERNING LAW; WAIVER OF JURY TRIAL; ENTIRE AGREEMENT. THIS
AGREEMENT SHALL BE DEEMED TO BE A CONTRACT MADE UNDER AND GOVERNED BY THE LAWS
OF THE STATE OF NEW YORK. EACH PERSON A PARTY HERETO KNOWINGLY, VOLUNTARILY AND
INTENTIONALLY WAIVES ANY RIGHT TO A TRIAL BY JURY IN RESPECT OF ANY LITIGATION
ARISING UNDER OR IN CONNECTION WITH THIS AGREEMENT OR ANY AGREEMENT OR DOCUMENT
ENTERED INTO IN CONNECTION HEREWITH. THIS AGREEMENT CONSTITUTES THE ENTIRE
UNDERSTANDING AMONG THE PARTIES HERETO WITH RESPECT TO THE SUBJECT MATTER HEREOF
AND SUPERSEDES ANY PRIOR AGREEMENT, WRITTEN OR ORAL, WITH RESPECT HERETO.




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         IN WITNESS WHEREOF, the parties hereto have caused this Agreement to be
executed by their respective officers hereunto duly authorized as of the day and
year first above written.


                                BORROWERS:

                                -     AMERICAN ARCHITECTURAL
                                      PRODUCTS CORPORATION
                                -     FORTIFIED WINDOW & DOOR
                                      COMPANY fka AAPC ONE
                                      ACQUISITION CORPORATION
                                -     AAPC TWO ACQUISITION
                                      CORPORATION
                                -     AAPC THREE ACQUISITION
                                      CORPORATION
                                -     AAPC FOUR ACQUISITION
                                      CORPORATION
                                -     AAPC FIVE ACQUISITION
                                      CORPORATION
                                -     AAPC SIX ACQUISITION
                                      CORPORATION
                                -     AMERICAN GLASSMITH, INC.
                                -     AMERICAN WEATHER-SEAL
                                      COMPANY
                                -     BINNINGS BUILDING PRODUCTS,
                                      INC.
                                -     DANVID WINDOW COMPANY
                                -     DENVER WINDOW COMPANY
                                -     EAGLE & TAYLOR COMPANY
                                -     EAGLE WINDOW & DOOR CENTER,
                                      INC.
                                -     FORTE, INC.
                                -     MODERN WINDOW CORPORATION
                                -     THERMETIC GLASS, INC.
                                -     VINYLSOURCE, INC.
                                -     WIG LIQUIDATION COMPANY


                                EACH AS DEBTOR AND DEBTOR-IN-POSSESSION


                                By:  /s/ Joseph Dominijanni
                                    ------------------------------------
                                     Name: Joseph Dominijanni
                                     Title: President of each of the foregoing



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                                    Address for Notices to Borrowers:
                                    ---------------------------------

                                    American Architectural Products Corporation
                                    860 Boardman Canfield Road
                                    Suite 107, BOCA Building
                                    Boardman, Ohio  44512
                                    Attention:  Jonathan K. Schoenike, Esq.
                                    Telephone:  (330) 965-9910
                                    Telecopier:  (330) 965-9915

                                    Joseph Dominijanni
                                    6500 Brooktree Road
                                    Wexford, PA  15090
                                    Telephone:  (724) 940-2330
                                    Telecopier:  (724) 940-2340

                   With a copy for all notices regarding any
                   Potential Default or Event of Default:
                                    Squire, Sanders & Dempsey L.L.P.
                                    Two Renaissance Square
                                    40 North Central Avenue, Suite 2700
                                    Phoenix, Arizona  85004-4498

                                    Attention:  Christopher D. Johnson, Esq.
                                    Telephone:  (602) 528-4046
                                    Telecopier:  (602) 253-8129

                   AGENT AND LENDER:
                   -----------------

                                    THE CIT GROUP/BUSINESS CREDIT, INC.


                                    By:  /s/ Patrick Lee
                                       ----------------------------------------
                                         Name: Patrick Lee
                                         Title: Vice President


                                    Address for Notices:
                                    --------------------

                                    The CIT Group/Business Credit, Inc.
                                    1211 Avenue of the Americas
                                    New York, New York 10036
                                    Attention:  Mr. Peter Skavla
                                    Telephone: (212) 790-9170
                                    Telecopier: (212) 536-1295


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                   With a copy for all notices regarding any
                   Potential Default or Event of Default:

                                    Stroock & Stroock & Lavan LLP
                                    180 Maiden Lane
                                    New York, New York 10038
                                    Attention: Robert A. Raskin, Esq.
                                    Telephone: (212) 806-5400
                                    Telecopier: (212) 806-6006






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