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I use a plastic Shur-flow, so I'm not against non-bronze strainers. Mine is located just above the waterline. But, if attaching hoses to plastic hose barbs, just remember that the plastic is the weakest link in the hose-clamp/hose/barb connection. If the plastic barb cracks or deforms and allows the hose to come loose, the upper hose end may still be able to drop/droop below the waterline. So, sometimes I'll safety safety-wire a hose into its elevated position when I attach it to plastic, i.e.,
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