4″ diameter corrugated flexible conduit used to provide access to and permit the future replacement of the Flex piping if desired. This corrugated pipe is strong enough to withstand H-20 loading requirements when properly buried and thick enough to minimize damage from shipping and jobsite handling. Access pipe can accommodate the 3/4″, 1″, 1-1/2″, 2″ and 3″ FlexWorks supply pipe.
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