HomeMy WebLinkAboutHCAM-Gas-Copper.pdf
1927 South Tryon Street -Suite 300 -Charlotte, N.C. 28203 Phone #: (704) 338-1292 Fax #: (704) 338-9974 E-Mail: DLoesch@OptimaPA.com Web: www.OptimaPA.com Date: November 1, 2011 To:
Thomas Caldwell Company: TM Caldwell Plumbing From: Douglas P. Loesch Optima #: [Project #] Project: Hickory Career Arts Magnet School Mr. Caldwell, The 2 PSI gas piping system serving
the Acting, Shop Production and Dance classroom areas may be copper tubing in compliance with Standard Type K or L of ASTM B 88 or ASTM B 280 in lieu of black steel piping. Please contact
me if you have any questions.