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Sentry <br /> J (lr,,ra Autornetic Spdnkler <br /> � uws Company <br /> A <br /> � Fire Prolectlon <br /> �� ��� Designars <br /> end Coniractors <br /> 1106 541h <br /> qvenue Easl <br /> Tacoma <br /> Washinglon <br /> g8424 <br /> . 206 922-6644 <br /> September 11, 1981 <br /> Euilding Department <br /> 3002 Wetmore <br /> � Everett, WA 9az�1 <br /> Attention: Mr. Ken Callahan <br /> � ReEerence: Everett PaciEic Hotel <br /> Sentry .lob: #11-00318 ��IV <br /> Gentlemen: <br /> Per our phone conversation on September 11, Sentry is installing <br /> 4" class 150 PVC pipe for the underground service in lieu of the <br /> 4" ductile iron pipe shown on our shop drawings. PVC pipe is U.L. <br /> listed for Eire mains and is an approved material for U.G. pipe <br /> according to N.F.P.A. #Z4, Chapter 7• <br /> If I can be oE Eurther assis[ance, please contact me. <br /> Yours truly, <br /> SENTRY AUTOMATIC SPRINKLER COMPANY <br /> P �. b -- <br /> pet�E• Pof��berge� <br /> Branch Lead Designer <br /> PEP:cmb <br /> Locetians: <br /> Tacome <br /> Portland <br /> Ancharege <br /> Spokane <br /> Rlchlend <br /> Dehn Brothers <br /> Subsidiery� <br /> Sall Leke Cily <br /> Rano <br /> LesVegas <br /> Denver <br /> Sen Dlego <br /> SI.Contr.Req.No. <br /> �_ SE•NT•RA•S711KR ,_� <br />