Inquiry (采购产品): R-Value for roof Material. I need subject information for roof material for FLAT ROOF to improve insulation to R-60.Please forward it in E-mail or U.S.Mail .....Thanks. **** Hidden Message ***** G.K. Patel 9300 W.Jefferson NAB-4th floor,Plant/Facility Engg Detroit, MI 48209 USA Company: City of Detroit Title: Sr.Asst.Mechanical Engineer Phone: 313-297-5951 Fax: 313-297-6424 E-mail: patel2@dwsd.org **** Hidden Message ***** patel2@dwsd.org
