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Section 2 <br /> Installation Options <br /> and Applications <br /> This section outlines the five installation options for Wirsbo <br /> AQUAPEX tubing. <br /> 1. Structured Plumbing' <br /> Remote Manifolds with On-demand or Timed Recirculation <br /> Cold-water <br /> Service Supply <br /> I <br /> Installation Considerations <br /> • Manifolds are located near fixture groups. <br /> • The short drop length (from supply line to fixtures) minimizes the amount <br /> of water that needs to be purged for hot water to flow from a fixture. <br /> • An extension of the hot-water supply line becomes a return line to allow <br /> recirculation of hot water. <br /> • On-demand recirculation provides significant water and <br /> energy savings. <br /> • This method takes advantage of the benefits derived from the flexibility <br /> of PEX tubing. <br /> • This installation method features a significant reduction in the number of <br /> individual connections (compared to run-and-branch). <br /> Section 2 — Installation Options and Applications uponor <br />