SUPPLEMENTAL INDENTURE

This Second    Supplemental Indenture, dated as of April 27, 2007 (this "Supplemental    Indenture"), among Vitro, S.A.B. de C.V. (formerly known as Vitro, S.A.    de C.V.), a Mexican corporation (*sociedad anonima bursatil de capital variable*)    (together with its successors and assigns, the "Issuer"), each of the    Subsidiaries identified under the caption "NEW GUARANTORS" on the signature    pages hereto (individually, a "New Guarantor" and collectively, the "New Guarantors"), each of the Subsidiaries identified under the caption  "EXISTING GUARANTORS" on the signature pages hereto (individually, an "Existing    Guarantor" and collectively, the "Existing Guarantors") and U.S.    Bank National Association as successor trustee (the "Trustee") to Wachovia    Bank, National Association under the Indenture referred to below.

W I T N E S S E T    H:

WHEREAS,    the Issuer and the Trustee are parties to an Indenture, dated as of October    22, 2003 (as amended, supplemented, waived or otherwise modified, the "Indenture"),    providing for the issuance of 11.75% Senior Notes Due 2013 (the "Securities") of the Issuer;  

WHEREAS, pursuant to Section 3.11 of the Indenture, the Issuer is prohibited    from permitting any Restricted Subsidiary to Guarantee any Indebtedness of    the Issuer that is *pari passu* with or subordinate in right of payment    to the Securities, unless (i) such Guarantee is otherwise permitted under    the terms of the Indenture, (ii) such Restricted Subsidiary simultaneously    executes and delivers a supplemental indenture to the Indenture providing    for a Guarantee of payment of the Securities by such Restricted Subsidiary;    and (iii) such Restricted Subsidiary waives and will not in any manner whatsoever    claim or take the benefit or advantage of, any rights of reimbursement, indemnity    or subrogation or any other rights against the Issuer or any other Restricted    Subsidiary as a result of any payment by such Restricted Subsidiary under    its Subsidiary Guarantee, except under certain conditions; 

WHEREAS, the Issuer, the New Guarantors, the Existing Guarantors and The Bank    of New York, as trustee, propose to execute and deliver each of the supplemental    indentures (the "New Supplemental Indentures"), dated as of April 27,    2007, pursuant to which the New Guarantors will be added to (i) the indenture,    dated as of February 1, 2007, providing for the issuance of US$300,000,000    8.625% Senior Notes Due 2012 of the Issuer (as amended, supplemented, waived    or otherwise modified, the "2012 Notes Indenture") and (ii) the indenture,    dated as of February 1, 2007, providing for the issuance of US$700,000,000    9.125% Senior Notes Due 2017 of the Issuer (as amended, supplemented, waived    or otherwise modified, the "2017 Notes Indenture" and collectively    with the 2012 Notes Indenture, the "New Indentures"), which contain    a Guarantee by Restricted Subsidiaries; and

WHEREAS, pursuant to Section    7.01 of the Indenture, the Issuer and the Trustee are authorized to execute    and deliver any Supplemental Indenture (including this Supplemental Indenture)    to supplement the Indenture, without the consent of any Holder, to make any    change that would provide any additional rights or benefits to the Holders,    including the addition of a Guarantee under the same terms as the Guarantee    provided in the New Indentures. 

NOW, THEREFORE,    in consideration of the foregoing and for other good and valuable consideration,    the receipt of which is hereby acknowledged, the Issuer, each New Guarantor,    each Existing Guarantor and the Trustee mutually covenant and agree for the    equal and ratable benefit of the holders of the Securities as follows:

ARTICLE I

DEFINITIONS

Section    1.1. Defined Terms. Unless otherwise defined in this Supplemental    Indenture, terms defined in the Indenture are used herein as therein defined.  

Section 1.2. Amendment    of Defined Term. Section 1.1 of the  Indenture is    amended by replacing the definition of "Guarantor" in its entirety with the    following definition:
> 
"Guarantor" means (i) ViMexico,    S.A. de C.V. (a *sociedad anonima de capital variable*incorporated under    the laws of Mexico), (ii) Vitro Envases Norteamerica, S.A. de C.V. (a    *sociedad anonima de capital variable*incorporated under the laws of    Mexico), (iii) Vitro Corporativo, S.A. de C.V., (iv) Vitro Envases    Holding, S.A. de C.V., (v) Taller de Coleccion Vitro, S.A. de C.V., (vi) Servicios    Corporativos de Edificaciones, S.A. de C.V., (vii) Vidriera Monterrey,    S.A. de C.V., (viii) Vidriera Los Reyes, S.A. de C.V., (ix) Vidriera    Guadalajara, S.A. de C.V., (x) Vidriera Queretaro, S.A. de C.V., (xi) Vidriera    Mexico, S.A. de C.V., (xii) Vidriera Toluca, S.A. de C.V., (xiii) Compania    Vidriera, S.A. de C.V., (xiv) Fabricacion de Maquinas, S.A. de C.V.,    (xv) Servicios Integrales de Acabados, S.A. de C.V., (xvi) Inmobiliaria    Loma del Toro, S.A. de C.V., (xvii) Industria del Alcali, S.A. de C.V.,    (xviii) Comercializadora Alcali, S. de R.L. de C.V., (xix) Vidrio    Lux, S.A., (xx) Vitro Packaging, Inc., (xxi) Centro de Tecnologia    Vidriera, Ltd., (xxii) Vitro Europa, Ltd., (xxiii) American Asset    Holdings, Corp., (xxiv) Crisa Holdings Corp., (xxv) Troper Inc.,    (xxvi) Imperial Arts Corp., (xxvii) Troper Services, Inc., (xxviii) SFK    Industries, Inc., (xxix) Alliance Precision Products Corporation, (xxx) Amsilco    Holdings, Inc., (xxxi) BBO Holdings, Inc., (xxxii) Crisa Corp.,    (xxxiii) VK Corp., (xxxiv) Vitro Automotriz, S.A. de C.V., (xxxv) Vitro    Flex, S.A. de C.V., (xxxvi) Distribuidora Nacional de Vidrio, S.A. de    C.V., (xxxvii) Vitro Vidrio y Cristal, S.A. de C.V., (xxxviii) Vitro    Flotado Cubiertas, S.A. de C.V., (xxxix) Distribuidor Vidriero Lan, S.A.    de C.V., (xl) Vitrocar, S.A. de C.V., (xli) Cristales Inastillables    de Mexico, S.A. de C.V., (xlii) Vidrio Plano de Mexico, S.A. de C.V.,    (xliii) VVP Holdings Corp., (xliv) VVP Syndication, Inc., (xlv) VVP    Autoglass, Inc., (xlvi) Vitro America, Inc., (xlvii) Super Sky Products,    Inc., (xlviii) Super Sky International, Inc., (xlix) VVP Finance    Corp., (l) Super Sky Constructors, Inc., (li) Vitro Colombia, S.A.,    (lii) VVP Europa Holdings, B.V., (liii) Vitro do Brasil Industria    e Comercio, Ltda., (liv) Oriental Glass, Inc., (lv) Vitro Chemicals,    Fibers and Mining, Inc., (lvi) Vitrosa Holding, Ltd., (lvii) Vitro    Global, Ltd., (lviii) Vidrio Plano, S.A. de C.V., (lix) Distribuidora    de Vidrio y Cristal, S.A. de C.V., (lx) Vidrio Plano de Mexicali, S.A. de    C.V., (lxi) Vitemco Venezuela, S.A., (lxii) Vitro Panama, S.A., (lxiii) Servicios    y Operaciones Financieras Vitro, S.A. de C.V., (lxiv) Vitemco Ecuador, S.A.    and (lxv) each Restricted Subsidiary that executes a supplemental indenture    providing for the Guarantee of the payment of the notes of the relevant series,    or (lxvi ) any successor obligor under its Note Guaranty pursuant to Section    8.04, in each case unless and until such Guarantor is released from its Note    Guaranty pursuant to this Indenture.

Section 1.3. Addition    of Defined Term. Section 1.1 of the  Indenture is    amended by adding the following definition:
> 
"Swiss Subsidiary Guarantor" means    each of Centro de Tecnologia Vidriera, Ltd., Vitro Europa, Ltd., Vitrosa Holding,    Ltd. and Vitro Global, Ltd. (all incorporated in  Switzerland) or any    successor thereto. 

ARTICLE II

NEW GUARANTORS

Section 2.1. Addition of New Guarantors. Each New Guarantor, by its execution of this Supplemental Indenture, agrees    to be a Guarantor under the Indenture and to be bound by the terms of the    Indenture applicable to Guarantors, including, but not limited to, Article    XI thereof. 

ARTICLE III

MISCELLANEOUS

Section    3.1. Parties. Nothing expressed or mentioned herein is intended or    shall be construed to give any Person, firm or corporation, other than the    Holders and the Trustee, any legal or equitable right, remedy or claim under    or in respect of this Supplemental Indenture or the Indenture or any provision    herein or therein contained. 

Section    3.2. Governing Law, etc. This Supplemental Indenture shall be governed    by the provisions set forth in Section 12.08 of the Indenture.

Section    3.3. Severability. In case any provision in this Supplemental Indenture    shall be invalid, illegal or unenforceable, the validity, legality and enforceability    of the remaining provisions shall not in any way be affected or impaired thereby    and such provision shall be ineffective only to the extent of such invalidity,    illegality or unenforceability. 

Section    3.4. Ratification of Indenture; Supplemental Indenture Part of Indenture.    Except as expressly amended hereby, the Indenture is in all respects ratified    and confirmed and all the terms, conditions and provisions thereof shall remain    in full force and effect. This Supplemental Indenture shall form a part of    the Indenture for all purposes, and every holder of Securities heretofore    or hereafter authenticated and delivered shall be bound hereby. The Trustee    makes no representation or warranty as to the validity or sufficiency of this    Supplemental Indenture.

Section  3.5. Duplicate and Counterpart Originals. The parties may sign any    number of copies of this Supplemental Indenture. One signed copy is enough    to prove this Supplemental Indenture. This Supplemental Indenture may be    executed in any number of counterparts, each of which so executed shall be    an original, but all of them together represent the same agreement. 

Section  3.6. Headings. The headings of the Articles and Sections in this    Supplemental Indenture have been inserted for convenience of reference only,    are not intended to be considered as a part hereof and shall not modify or    restrict any of the terms or provisions hereof.

[Signatures on Following    Page]

IN WITNESS WHEREOF, the parties    hereto have caused this Supplemental Indenture to be duly executed as of the    date first above written.

| VITRO, S.A.B. de C.V., as Issuer |
|----------------------------------|
| By:                              |   |
|                             | Name: |   |
|                             | Title: |   |
| By:                              |   |
|                             | Name: |   |
|                             | Title: |   |

}

 

| NEW GUARANTORS

 

Vidrio Plano, S.A. de C.V.;

Distribuidora de Vidrio y Cristal, S.A. de C.V.;

Vidrio Plano de Mexicali, S.A. de C.V.;

Vitemco Venezuela, S.A.;

Vitro Panama, S.A.;

Servicios y Operaciones Financieras Vitro, S.A. de          C.V.; and

Vitemco Ecuador, S.A. |
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| By:                                                                                                                                                                                                                                                                                         |   |
|                                                                                                                                                                                                                                                                                        | Name: | Ramon Leal Chapa |
|                                                                                                                                                                                                                                                                                        | Title: | Attorney in Fact |
| By:                                                                                                                                                                                                                                                                                         |   |
|                                                                                                                                                                                                                                                                                        | Name: | Rafael Colome Carrasco |
|                                                                                                                                                                                                                                                                                        | Title: | Attorney in Fact |

 

| EXISTING GUARANTORS

 

VIMEXICO, S.A. DE C.V.;

VITRO ENVASES NORTEAMERICA, S.A. DE C.V.;

VITRO CORPORATIVO, S.A. DE C.V.;

VITRO ENVASES HOLDING, S.A. DE C.V.;

TALLER DE COLECCION VITRO, S.A. DE C.V.;  

SERVICIOS CORPORATIVOS DE EDIFICACIONES, S.A. DE C.V.;

VIDRIERA MONTERREY, S.A. DE C.V.;

VIDRIERA LOS REYES, S.A. DE C.V.; 

VIDRIERA GUADALAJARA, S.A. DE C.V.;

VIDRIERA QUERETARO, S.A. DE C.V.;

VIDRIERA MEXICO, S.A. DE C.V.;

VIDRIERA TOLUCA, S.A. DE C.V.;

COMPANIA VIDRIERA, S.A. DE C.V.; 

FABRICACION DE MAQUINAS, S.A. DE C.V.;

SERVICIOS INTEGRALES DE ACABADOS, S.A. DE C.V.;  

INMOBILIARIA LOMA DEL TORO, S.A. DE C.V.;  

INDUSTRIA DEL ALCALI, S.A. DE C.V.;

COMERCIALIZADORA ALCALI, S. DE R.L. DE C.V.;

VIDRIO LUX, S.A.;

VITRO PACKAGING, INC.;

CENTRO DE TECNOLOGIA VIDRIERA, LTD.;

VITRO EUROPA, LTD.; 

AMERICAN ASSET HOLDINGS, CORP.;

CRISA HOLDINGS CORP.;

TROPER INC.;

IMPERIAL ARTS CORP.;

TROPER SERVICES, INC.;

SFK INDUSTRIES, INC.;

ALLIANCE PRECISION PRODUCTS CORPORATION;

AMSILCO HOLDINGS, INC.;

BBO HOLDINGS, INC.;

CRISA CORP.;

VK CORP.;

VITRO AUTOMOTRIZ, S.A. DE C.V.;

VITRO FLEX, S.A. DE C.V.;

DISTRIBUIDORA NACIONAL DE VIDRIO, S.A. DE C.V.;

VITRO VIDRIO Y CRISTAL, S.A. DE C.V.;

VITRO FLOTADO CUBIERTAS, S.A. DE C.V.;

DISTRIBUIDOR VIDRIERO LAN, S.A. DE C.V.;

VITROCAR, S.A. DE C.V.;

CRISTALES INASTILLABLES DE MEXICO, S.A. DE C.V.;

VIDRIO PLANO DE MEXICO, S.A. DE C.V.;

VVP HOLDINGS CORP.;

VVP SYNDICATION, INC.;

VVP AUTOGLASS, INC.;

VITRO AMERICA, INC.;

SUPER SKY PRODUCTS, INC.;

SUPER SKY INTERNATIONAL, INC.;

VVP FINANCE CORP.;

SUPER SKY CONSTRUCTORS, INC.;

VITRO COLOMBIA, S.A.; 

VVP EUROPA HOLDINGS, B.V.;

VITRO DO BRASIL INDUSTRIA E COMERCIO, LTDA.;

ORIENTAL GLASS, INC.;

VITRO CHEMICALS, FIBERS AND MINING, INC.;

VITROSA HOLDING, LTD.; AND

VITRO GLOBAL, LTD. |
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| By:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |   |
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|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           | Title: | Attorney in Fact |
| By:                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |   |
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|                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           | Title: | Attorney in Fact |

| U.S. BANK NATIONAL ASSOCIATION, as Trustee |
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| By:                                        |   |
|                                       | Name: |   |
|                                       | Title: |   |