SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL OMB Number: 3235-0104 Estimated average burden hours per response: 0.5

1. Name and Address of Reporting Person* Korb Brent L (Last) (First) (Middle) 1900 WEST LOOP SOUTH SUITE 1500 (Street) HOUSTON TX 77027 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 08/01/2008	3. Issuer Name and Ticker or Trading Symbol Quanex Building Products CORP [ NX ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner X Officer (give title below) Other (specify below) Sr. VP-Finance & CFO	5. If Amendment, Date of Original Filed (Month/Day/Year)
			6. Individual or Joint/Group Filing (Check Applicable Line) X Form filed by One Reporting Person Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	4,239.695	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Phantom Stock Units(1)	(3)	(3)	Common Stock	7,564.789	0(2)	D

Explanation of Responses:

1. Units that are credited to the participant's account under the Deferred Compensation Plan as a result of the participant's deferral of income or fees, as the case may be.

2. Conversion price is 1-for-1.

3. Units credited under the Deferred Compensation Plan are 100% vested unless they are a result of the company's 20% matching award which vest 3 years from the date of deferral. Distributions under the Deferred Compensation Plan are made beginning on a specified date selected by the participant or upon a participant's death, disability, or termination of employment.

	BrentL.Korb	08/04/2008
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Quanex Building Products Corporation

Power of Attorney


The undersigned hereby constitutes and appoints John J. Mannion and
Deborah M. Gadin his true and lawful attorneys-in-fact and agents, with
full power of substitution and re-substitution, for him and in his name,
place and stead, in any and all capacities,to complete and sign all Form
4s and Form 5s relating to equity securities of Quanex Building Products
Corporation and to file the same, with all exhibits thereto or documents
in connection therewith, with the Securities and Exchange Commission, the
New York Stock Exchange and Quanex Building Products Corporation,granting
to said attorney-in-fact and agent, full power and authority to do and
perform each and every act and thing requisite and necessary to be done in
and about the premises, as fully to all intents and purposes as he might
or could do in person, hereby ratifying and confirming all that said
attorney-in-fact and agent, or substitute or substitutes, may lawfully do
or cause to be done by virtue hereof.



Executed this 4th day of August 2008



/s/ Brent L. Korb

Brent L. Korb