Inquiry (采购产品): Brass Ball Vavle Hi, we need brass ball valves big quantity: size from 1/4 to 4 (some with an access valve)R410a medium, must have UL or CSA approval. Only correct R410A type with UL, factory contact us. Country:Canada **** Hidden Message ***** CompanyName:GREATSTONE INTERNATIONAL LTD Add:1367 Osprey Drive, Unit# 7, Ancaster, Ontario, Canada Tel:1-905-304-0303 Fax:1-905-304-0306 Email:gsi@greatstone-international.com Website:www.greatstone-international.com LinkMan:Mr. Zhi **** Hidden Message *****
