On the outside it has a unique hardware design made of fiberglass in addition to its cast aluminum bearing housing, which provides superior heat dissipation and structural integrity in comparison to competing pumps. The Norus series is corrosion resistant due to the 304 stainless steel and poly amide fiber reinforced resin, and stainless steel shaft and impeller. With its ultra long life span, low operating cost, and reliability make the Norus series from ShinMaywa the best buy for a homeowner's waterfeature in the market.
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