UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date:	March 27, 2017  10:00 A.M.

Form:	S-4
CIK: 0001262823 Company Name: WESTLAKE CHEMICAL CORP File Number: 333-216662
CIK: 0001432145 Company Name: Westech Building Products (Evansville) LLC File Number: 333-216662-38
CIK: 0001700350 Company Name: Royal Building Products (USA) Inc. File Number: 333-216662-37
CIK: 0001262842 Company Name: WESTLAKE OLEFINS CORP File Number: 333-216662-36
CIK: 0001264129 Company Name: WESTLAKE VINYLS, INC. File Number: 333-216662-35
CIK: 0001262845 Company Name: WESTLAKE POLYMERS LLC File Number: 333-216662-34
CIK: 0001262846 Company Name: WESTLAKE PVC CORP File Number: 333-216662-33
CIK: 0001262847 Company Name: WESTLAKE RESOURCES CORP File Number: 333-216662-32
CIK: 0001262849 Company Name: WESTLAKE STYRENE LLC File Number: 333-216662-31
CIK: 0001323939 Company Name: WESTLAKE SUPPLY & TRADING CO File Number: 333-216662-30
CIK: 0001262850 Company Name: WESTLAKE VINYL CORP File Number: 333-216662-29
CIK: 0001263828 Company Name: WESTLAKE VINYLS CO LP File Number: 333-216662-28
CIK: 0001397319 Company Name: Royal Plastics Group (USA) Ltd File Number: 333-216662-27
CIK: 0001262852 Company Name: WPT LLC File Number: 333-216662-26
CIK: 0001262844 Company Name: WESTLAKE PETROCHEMICALS LLC File Number: 333-216662-25
CIK: 0001585784 Company Name: North American Specialty Products LLC File Number: 333-216662-24
CIK: 0001683375 Company Name: Lagoon LLC File Number: 333-216662-23
CIK: 0000805264 Company Name: AXIALL CORP/DE/ File Number: 333-216662-22
CIK: 0001603074 Company Name: Axiall Holdco, Inc. File Number: 333-216662-21
CIK: 0001262824 Company Name: GEISMAR HOLDINGS, INC. File Number: 333-216662-20
CIK: 0001262826 Company Name: GVGP, INC. File Number: 333-216662-19
CIK: 0001262834 Company Name: WESTLAKE CHEMICAL INVESTMENTS, INC. File Number: 333-216662-18
CIK: 0001530955 Company Name: Westlake Pipeline Investments LLC File Number: 333-216662-17
CIK: 0001344936 Company Name: Westlake NG I CORP File Number: 333-216662-16
CIK: 0001262841 Company Name: WESTLAKE MANAGEMENT SERVICES, INC. File Number: 333-216662-15
CIK: 0001344938 Company Name: Westlake Longview Corp File Number: 333-216662-14
CIK: 0001432144 Company Name: Westlake Geismar Power Co LLC File Number: 333-216662-13
CIK: 0001603077 Company Name: Eagle Natrium LLC File Number: 333-216662-12
CIK: 0001685770 Company Name: Axiall Noteco, Inc. File Number: 333-216662-11
CIK: 0001602862 Company Name: Axiall Ohio, Inc. File Number: 333-216662-10
CIK: 0001397324 Company Name: AXIALL, LLC File Number: 333-216662-09
CIK: 0001603075 Company Name: Eagle Holdco 3 LLC File Number: 333-216662-08
CIK: 0001397322 Company Name: Rome Delaware CORP File Number: 333-216662-07
CIK: 0001397321 Company Name: Plastic Trends, Inc File Number: 333-216662-06
CIK: 0001603083 Company Name: PHH Monomers, L.L.C. File Number: 333-216662-05
CIK: 0001397325 Company Name: Georgia Gulf Lake Charles, LLC File Number: 333-216662-04
CIK: 0001603079 Company Name: Eagle US 2 LLC File Number: 333-216662-03
CIK: 0001556389 Company Name: EAGLE SPINCO INC. File Number: 333-216662-02
CIK: 0001602981 Company Name: Eagle Pipeline, Inc. File Number: 333-216662-01