Sealproof 3/4″ Dia Corrugated Pond Tubing 3/4-Inch ID, 20 FT Long, Black Kink…
Manufacturer: Sealproof. Made in USA. Maintains flow into your pond without interruption, Successfully tested by an independent laboratory for use in Aquaculture. Black Corrugated Helix/Surface; black tubing "disappears" beneath the surface.
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