UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date:	April 22, 2008  1:00 A.M.

Form:	S-3
CIK: 0001262823 Company Name: WESTLAKE CHEMICAL CORP File Number: 333-150206
CIK: 0001262824 Company Name: GEISMAR HOLDINGS INC File Number: 333-150206-27
CIK: 0001262826 Company Name: GVGP INC File Number: 333-150206-26
CIK: 0001262827 Company Name: NORTH AMERICAN PIPE CORP File Number: 333-150206-25
CIK: 0001262830 Company Name: VAN BUREN PIPE CORP File Number: 333-150206-24
CIK: 0001262844 Company Name: WESTLAKE PETROCHEMICALS LP File Number: 333-150206-23
CIK: 0001262845 Company Name: WESTLAKE POLYMERS LP File Number: 333-150206-22
CIK: 0001262846 Company Name: WESTLAKE PVC CORP File Number: 333-150206-21
CIK: 0001262847 Company Name: WESTLAKE RESOURCES CORP File Number: 333-150206-20
CIK: 0001262849 Company Name: WESTLAKE STYRENE LP File Number: 333-150206-19
CIK: 0001262850 Company Name: WESTLAKE VINYL CORP File Number: 333-150206-18
CIK: 0001264129 Company Name: WESTLAKE VINYLS INC File Number: 333-150206-17
CIK: 0001432147 Company Name: Westlake Ethylene Pipeline CORP File Number: 333-150206-16
CIK: 0001432144 Company Name: Westlake NG III CORP File Number: 333-150206-15
CIK: 0001432146 Company Name: Westlake NG IV CORP File Number: 333-150206-14
CIK: 0001432145 Company Name: Westlake NG V CORP File Number: 333-150206-13
CIK: 0001262825 Company Name: NORTH AMERICAN BRISTOL CORP File Number: 333-150206-12
CIK: 0001262828 Company Name: NORTH AMERICAN PROFILES INC File Number: 333-150206-11
CIK: 0001344938 Company Name: Westlake NG II, CORP File Number: 333-150206-10
CIK: 0001323939 Company Name: Westlake International CORP File Number: 333-150206-09
CIK: 0001263828 Company Name: WESTLAKE VINYLS CO LP File Number: 333-150206-08
CIK: 0001262852 Company Name: WPT LP File Number: 333-150206-07
CIK: 0001344936 Company Name: Westlake NG I, CORP File Number: 333-150206-06
CIK: 0001262831 Company Name: WESTECH BUILDING PRODUCTS INC File Number: 333-150206-05
CIK: 0001262834 Company Name: WESTLAKE CHEMICAL INVESTMENTS INC File Number: 333-150206-04
CIK: 0001262840 Company Name: WESTLAKE DEVELOPMENT CORP File Number: 333-150206-03
CIK: 0001262841 Company Name: WESTLAKE MANAGEMENT SERVICES INC File Number: 333-150206-02
CIK: 0001262842 Company Name: WESTLAKE OLEFINS CORP File Number: 333-150206-01