EXHIBIT 24
                                  TENNECO INC.
                                POWER OF ATTORNEY

            The undersigned does hereby appoint Timothy R. Donovan, Kenneth R.
Trammell and James A. Perkins, Jr., and each of them, with full power to act
alone, as his true and lawful attorneys-in-fact and agents, with full power of
substitution and resubstitution, for him and in his name, place and stead, in
any and all capacities, to execute the Annual Report on Form 10-K for the year
ended December 31, 2005 of Tenneco Inc., including any and all amendments
thereto, and to file the same, with all exhibits thereto, and other documents in
connection therewith, with the Securities and Exchange Commission, granting unto
said attorneys-in-fact and agents, and each of them, full power and authority to
do and perform each and every act and thing requisite and necessary to be done
in connection therewith, as fully to all intents and purposes as he might or
could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents, or any one of them, or their or his substitute or
substitutes, may lawfully do or cause to be done by virtue hereof.

            IN TESTIMONY WHEREOF, the undersigned has executed this instrument
this 14th day of March, 2006.

                                            /s/ Mark P. Frissora
                                            ------------------------------------
                                            Name: Mark P. Frissora



                                  TENNECO INC.
                                POWER OF ATTORNEY

            The undersigned does hereby appoint Kenneth R. Trammell and James A.
Perkins, Jr., and each of them, with full power to act alone, as his true and
lawful attorneys-in-fact and agents, with full power of substitution and
resubstitution, for him and in his name, place and stead, in any and all
capacities, to execute the Annual Report on Form 10-K for the year ended
December 31, 2005 of Tenneco Inc., including any and all amendments thereto, and
to file the same, with all exhibits thereto, and other documents in connection
therewith, with the Securities and Exchange Commission, granting unto said
attorneys-in-fact and agents, and each of them, full power and authority to do
and perform each and every act and thing requisite and necessary to be done in
connection therewith, as fully to all intents and purposes as he might or could
do in person, hereby ratifying and confirming all that said attorneys-in-fact
and agents, or any one of them, or their or his substitute or substitutes, may
lawfully do or cause to be done by virtue hereof.

            IN TESTIMONY WHEREOF, the undersigned has executed this instrument
this 14th day of March, 2006.

                                            /s/ Timothy R. Donovan
                                            ------------------------------------
                                            Name: Timothy R. Donovan



                                  TENNECO INC.
                                POWER OF ATTORNEY

            The undersigned does hereby appoint Timothy R. Donovan and James A.
Perkins, Jr., and each of them, with full power to act alone, as his true and
lawful attorneys-in-fact and agents, with full power of substitution and
resubstitution, for him and in his name, place and stead, in any and all
capacities, to execute the Annual Report on Form 10-K for the year ended
December 31, 2005 of Tenneco Inc., including any and all amendments thereto, and
to file the same, with all exhibits thereto, and other documents in connection
therewith, with the Securities and Exchange Commission, granting unto said
attorneys-in-fact and agents, and each of them, full power and authority to do
and perform each and every act and thing requisite and necessary to be done in
connection therewith, as fully to all intents and purposes as he might or could
do in person, hereby ratifying and confirming all that said attorneys-in-fact
and agents, or any one of them, or their or his substitute or substitutes, may
lawfully do or cause to be done by virtue hereof.

            IN TESTIMONY WHEREOF, the undersigned has executed this instrument
this 14th day of March, 2006.

                                            /s/ Kenneth R. Trammell
                                            ------------------------------------
                                            Name: Kenneth R. Trammell



                                  TENNECO INC.
                                POWER OF ATTORNEY

            The undersigned does hereby appoint Timothy R. Donovan and Kenneth
R. Trammell, and each of them, with full power to act alone, as his true and
lawful attorneys-in-fact and agents, with full power of substitution and
resubstitution, for him and in his name, place and stead, in any and all
capacities, to execute the Annual Report on Form 10-K for the year ended
December 31, 2005 of Tenneco Inc., including any and all amendments thereto, and
to file the same, with all exhibits thereto, and other documents in connection
therewith, with the Securities and Exchange Commission, granting unto said
attorneys-in-fact and agents, and each of them, full power and authority to do
and perform each and every act and thing requisite and necessary to be done in
connection therewith, as fully to all intents and purposes as he might or could
do in person, hereby ratifying and confirming all that said attorneys-in-fact
and agents, or any one of them, or their or his substitute or substitutes, may
lawfully do or cause to be done by virtue hereof.

            IN TESTIMONY WHEREOF, the undersigned has executed this instrument
this 14th day of March, 2006.

                                            /s/ James A. Perkins, Jr.
                                            ------------------------------------
                                            Name: James A. Perkins, Jr.



                                  TENNECO INC.
                                POWER OF ATTORNEY

            The undersigned does hereby appoint Timothy R. Donovan, Kenneth R.
Trammell and James A. Perkins, Jr., and each of them, with full power to act
alone, as his true and lawful attorneys-in-fact and agents, with full power of
substitution and resubstitution, for him and in his name, place and stead, in
any and all capacities, to execute the Annual Report on Form 10-K for the year
ended December 31, 2005 of Tenneco Inc., including any and all amendments
thereto, and to file the same, with all exhibits thereto, and other documents in
connection therewith, with the Securities and Exchange Commission, granting unto
said attorneys-in-fact and agents, and each of them, full power and authority to
do and perform each and every act and thing requisite and necessary to be done
in connection therewith, as fully to all intents and purposes as he might or
could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents, or any one of them, or their or his substitute or
substitutes, may lawfully do or cause to be done by virtue hereof.

            IN TESTIMONY WHEREOF, the undersigned has executed this instrument
this 14th day of March, 2006.

                                            /s/ Charles W. Cramb
                                            -----------------------------------
                                            Name: Charles W. Cramb



                                  TENNECO INC.
                                POWER OF ATTORNEY

            The undersigned does hereby appoint Timothy R. Donovan, Kenneth R.
Trammell and James A. Perkins, Jr., and each of them, with full power to act
alone, as her true and lawful attorneys-in-fact and agents, with full power of
substitution and resubstitution, for her and in her name, place and stead, in
any and all capacities, to execute the Annual Report on Form 10-K for the year
ended December 31, 2005 of Tenneco Inc., including any and all amendments
thereto, and to file the same, with all exhibits thereto, and other documents in
connection therewith, with the Securities and Exchange Commission, granting unto
said attorneys-in-fact and agents, and each of them, full power and authority to
do and perform each and every act and thing requisite and necessary to be done
in connection therewith, as fully to all intents and purposes as she might or
could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents, or any one of them, or their or her substitute or
substitutes, may lawfully do or cause to be done by virtue hereof.

            IN TESTIMONY WHEREOF, the undersigned has executed this instrument
this 14th day of March, 2006.

                                            /s/ M. Kathryn Eickhoff-Smith
                                            ------------------------------------
                                            Name: M. Kathryn Eickhoff-Smith



                                  TENNECO INC.
                                POWER OF ATTORNEY

            The undersigned does hereby appoint Timothy R. Donovan, Kenneth R.
Trammell and James A. Perkins, Jr., and each of them, with full power to act
alone, as his true and lawful attorneys-in-fact and agents, with full power of
substitution and resubstitution, for him and in his name, place and stead, in
any and all capacities, to execute the Annual Report on Form 10-K for the year
ended December 31, 2005 of Tenneco Inc., including any and all amendments
thereto, and to file the same, with all exhibits thereto, and other documents in
connection therewith, with the Securities and Exchange Commission, granting unto
said attorneys-in-fact and agents, and each of them, full power and authority to
do and perform each and every act and thing requisite and necessary to be done
in connection therewith, as fully to all intents and purposes as he might or
could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents, or any one of them, or their or his substitute or
substitutes, may lawfully do or cause to be done by virtue hereof.

            IN TESTIMONY WHEREOF, the undersigned has executed this instrument
this 14th day of March, 2006.

                                            /s/ Frank E. Macher
                                            ------------------------------------
                                            Name: Frank E. Macher



                                  TENNECO INC.
                                POWER OF ATTORNEY

            The undersigned does hereby appoint Timothy R. Donovan, Kenneth R.
Trammell and James A. Perkins, Jr., and each of them, with full power to act
alone, as his true and lawful attorneys-in-fact and agents, with full power of
substitution and resubstitution, for him and in his name, place and stead, in
any and all capacities, to execute the Annual Report on Form 10-K for the year
ended December 31, 2005 of Tenneco Inc., including any and all amendments
thereto, and to file the same, with all exhibits thereto, and other documents in
connection therewith, with the Securities and Exchange Commission, granting unto
said attorneys-in-fact and agents, and each of them, full power and authority to
do and perform each and every act and thing requisite and necessary to be done
in connection therewith, as fully to all intents and purposes as he might or
could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents, or any one of them, or their or his substitute or
substitutes, may lawfully do or cause to be done by virtue hereof.

            IN TESTIMONY WHEREOF, the undersigned has executed this instrument
this 14th day of March, 2006.

                                            /s/ Roger B. Porter
                                            ------------------------------------
                                            Name: Roger B. Porter



                                  TENNECO INC.
                                POWER OF ATTORNEY

            The undersigned does hereby appoint Timothy R. Donovan, Kenneth R.
Trammell and James A. Perkins, Jr., and each of them, with full power to act
alone, as his true and lawful attorneys-in-fact and agents, with full power of
substitution and resubstitution, for him and in his name, place and stead, in
any and all capacities, to execute the Annual Report on Form 10-K for the year
ended December 31, 2005 of Tenneco Inc., including any and all amendments
thereto, and to file the same, with all exhibits thereto, and other documents in
connection therewith, with the Securities and Exchange Commission, granting unto
said attorneys-in-fact and agents, and each of them, full power and authority to
do and perform each and every act and thing requisite and necessary to be done
in connection therewith, as fully to all intents and purposes as he might or
could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents, or any one of them, or their or his substitute or
substitutes, may lawfully do or cause to be done by virtue hereof.

            IN TESTIMONY WHEREOF, the undersigned has executed this instrument
this 14th day of March, 2006.

                                            /s/ David B. Price, Jr.
                                            ------------------------------------
                                            Name: David B. Price, Jr.



                                  TENNECO INC.
                                POWER OF ATTORNEY

            The undersigned does hereby appoint Timothy R. Donovan, Kenneth R.
Trammell and James A. Perkins, Jr., and each of them, with full power to act
alone, as his true and lawful attorneys-in-fact and agents, with full power of
substitution and resubstitution, for him and in his name, place and stead, in
any and all capacities, to execute the Annual Report on Form 10-K for the year
ended December 31, 2005 of Tenneco Inc., including any and all amendments
thereto, and to file the same, with all exhibits thereto, and other documents in
connection therewith, with the Securities and Exchange Commission, granting unto
said attorneys-in-fact and agents, and each of them, full power and authority to
do and perform each and every act and thing requisite and necessary to be done
in connection therewith, as fully to all intents and purposes as he might or
could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents, or any one of them, or their or his substitute or
substitutes, may lawfully do or cause to be done by virtue hereof.

            IN TESTIMONY WHEREOF, the undersigned has executed this instrument
this 14th day of March, 2006.

                                            /s/ Dennis G. Severance
                                            ------------------------------------
                                            Name: Dennis G. Severance



                                  TENNECO INC.
                                POWER OF ATTORNEY

            The undersigned does hereby appoint Timothy R. Donovan, Kenneth R.
Trammell and James A. Perkins, Jr., and each of them, with full power to act
alone, as his true and lawful attorneys-in-fact and agents, with full power of
substitution and resubstitution, for him and in his name, place and stead, in
any and all capacities, to execute the Annual Report on Form 10-K for the year
ended December 31, 2005 of Tenneco Inc., including any and all amendments
thereto, and to file the same, with all exhibits thereto, and other documents in
connection therewith, with the Securities and Exchange Commission, granting unto
said attorneys-in-fact and agents, and each of them, full power and authority to
do and perform each and every act and thing requisite and necessary to be done
in connection therewith, as fully to all intents and purposes as he might or
could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents, or any one of them, or their or his substitute or
substitutes, may lawfully do or cause to be done by virtue hereof.

            IN TESTIMONY WHEREOF, the undersigned has executed this instrument
this 14th day of March, 2006.

                                            /s/ Paul T. Stecko
                                            ------------------------------------
                                            Name: Paul T. Stecko



                                  TENNECO INC.
                                POWER OF ATTORNEY

            The undersigned does hereby appoint Timothy R. Donovan, Kenneth R.
Trammell and James A. Perkins, Jr., and each of them, with full power to act
alone, as his true and lawful attorneys-in-fact and agents, with full power of
substitution and resubstitution, for him and in his name, place and stead, in
any and all capacities, to execute the Annual Report on Form 10-K for the year
ended December 31, 2005 of Tenneco Inc., including any and all amendments
thereto, and to file the same, with all exhibits thereto, and other documents in
connection therewith, with the Securities and Exchange Commission, granting unto
said attorneys-in-fact and agents, and each of them, full power and authority to
do and perform each and every act and thing requisite and necessary to be done
in connection therewith, as fully to all intents and purposes as he might or
could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents, or any one of them, or their or his substitute or
substitutes, may lawfully do or cause to be done by virtue hereof.

            IN TESTIMONY WHEREOF, the undersigned has executed this instrument
this 14th day of March, 2006.

                                            /s/ Mitsunobu Takeuchi
                                            ------------------------------------
                                            Name: Mitsunobu Takeuchi



                                  TENNECO INC.
                                POWER OF ATTORNEY

            The undersigned does hereby appoint Timothy R. Donovan, Kenneth R.
Trammell and James A. Perkins, Jr., and each of them, with full power to act
alone, as her true and lawful attorneys-in-fact and agents, with full power of
substitution and resubstitution, for her and in her name, place and stead, in
any and all capacities, to execute the Annual Report on Form 10-K for the year
ended December 31, 2005 of Tenneco Inc., including any and all amendments
thereto, and to file the same, with all exhibits thereto, and other documents in
connection therewith, with the Securities and Exchange Commission, granting unto
said attorneys-in-fact and agents, and each of them, full power and authority to
do and perform each and every act and thing requisite and necessary to be done
in connection therewith, as fully to all intents and purposes as she might or
could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents, or any one of them, or their or her substitute or
substitutes, may lawfully do or cause to be done by virtue hereof.

            IN TESTIMONY WHEREOF, the undersigned has executed this instrument
this 14th day of March, 2006.

                                            /s/ Jane L. Warner
                                            ------------------------------------
                                            Name: Jane L. Warner