Inquiry (采购产品): Sprinkler Head Problems and Causes I ran across a printing titled "Sprinkler Head Problems and Causes" It had a copyright date of 2007 by Industrial Plasrtic Products, Inc. Was this your original written artical? Who was it written for? May I reference it/reprint it if I have your ok? Val Prince, Managing Partner No-Dig LLC no-digllc.com (239) 774.5276 **** Hidden Message ***** Val Prince 34016 USA Company: No-Dig LLC E-mail: shields@no-digllc.com **** Hidden Message ***** shields@no-digllc.com