Document wgev5Lqo8YpgExr5LRm9jZK7E

NATIONAL SANITATION FOUNDATION TESTING LABORATORY, INC SiftB WST STADIUM I LVO. .0. SOX IASS ANN AMOR, HI OHIOAN 4110ft iU\ ex. Hcwirr r. vauoman, fmiinkt CMARI.CS A. fARISH, CICO. VIMOTBI ROMiT M. MOWN, VIM PMIIMNT AREA BOOK SIS **s>osi P.o. BOX 1466 ANN ARBOR, MICHIGAN 48106 November 8, 1967 Mr. Henry Hushebeck Certain-teed Products Corporation Pipe Division Ambler, Pennsylvania RE: C-7 Test Results Dear Mr. Hushebeck: This is to inform you that we have completed testing of your Plastic Lined Asbestos-Cement pipe for compliance with NSF Criteria C-7. The results of this testing show your pipe to be in compliance with said Criteria. Very truly your^sl CAF/al Charles A. Farish CTD012027