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0 <br />1� <br />u <br />C <br />ENVIROFLEXID INSTRUCTIONS <br />1-1/2" and 2-1/2" Double -Wall Piping Systems <br />Publication No.: EFI430 <br />Effective Date: 10-01-95 <br />Supersedes: 07-12-95 <br />TABLE OF CONTENTS <br />Preparing the Site ............................................ <br />1-2 <br />Testing the Secondary Pipe ...................................... <br />2 <br />Installing the Secondary Pipe...................................2-3 <br />Assembling the Primary Pipe ..................................... <br />3 <br />Pressure Testing the Primary ..................................... <br />4 <br />Assembling the Piping Components .............................. <br />4-5 <br />Testing with the Primary Installed.................................5 <br />Installing the Conduit Penetration Fitting ........................ <br />5-6 <br />Backfilling.....................................................6 <br />Completing the Installation.......................................6 <br />Component Cross Reference Chart.................................6 <br />Instructions for VP2501 as Secondary Pipe ......................... <br />7 <br />Site Layout Sheet .............................................. <br />8 <br />Installation Checklist ........................................... <br />9 <br />If you have any questions <br />regarding the installation <br />of the Envirofiox® System, <br />call Customer Service <br />(6101666-7777. <br />TOTAL <br />CONTAINMENT <br />