Inquiry (采购产品): PVC or rubber flpa gates I need 3" PVC or rubber flap gates to go into a sewage wet well to prevent gas from leaving upward toward a valve vault but also allow water to drain downward into the wet well. **** Hidden Message ***** john kubica 111 W. Delano St. Elverta, CA 95626 USA Company: BRC Construction Inc. Title: purchaser Phone: 916-992-0957 Fax: 916-992-0960 E-mail: john@brcinc.net **** Hidden Message ***** john@brcinc.net