Lee's Pet Products ALE15077 Pond Tubing for Aquarium, 1 by 50-Feet, Black

Much easier to use than the corrugated tubing. I have never had a problem with this tubing except when one of my dogs chewed up a line.

lets remember its tubing here, put it in and let it do its job this stuff seems quality and has the pliability I was looking for in its application. To be able to by it by the foot is a BIG plus as I only needed 6'

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