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Aquatherm Blue Pipe SDR 17.6 faser-composite is available in 4” diameter and is ideal for chilled water, geothermal and condenser water mains. The company offers its polypropylene pipe in SDRs (standard dimension ratios) of 7.4, 11 and 17.6. The SDR 17.6 provides about 20% more flow volume that the SDR 11, is less expensive and 35% lighter. Aquatherm products are connected through heat fusion, bonding pipe and fitting at a molecular level without chemicals or mechanical connections and eliminate systematic weakness and fail points.
