Inquiry (采购产品): specifications I need the specs for 72"ID pipe, ends, Ts and Ys. I am trying to design an underground detention system that requires extensive plumbing. If you could send me those specific specs and your catalog it would be appreciated. Sincerely Don **** Hidden Message ***** Donald Parks 1701 Walnut St Philadelphia, PA 19103 USA Company: Ritter and Plante LLC Title: Civil Engineer Phone: (215) 569-2333 Fax: (215) 569-3113 E-mail: don@ritterandplante.com **** Hidden Message ***** don@ritterandplante.com