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Fish Algae food - Perfecto Silicone Aquarium Sealant

A 100 % clear silicone rubber sealant for repairing leaky aquariums, broken ornaments, and can be used to build small aquariums.Stays flexible.Will not crack or shrink.Waterproof.Harmless to fresh and saltwater fish.Note: Empty tank before using sealant. read more...

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Additional Description

Sealant typically "skins" in 5 minutes, cures and bonds in 24 hours. Allow 48 hours before filling tank again--optimum strength is achieved in 7 days.

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Reviews (5 reviews)

Very useful product

107 Reviews (view)

Posted by: GeneWeyer zoonatic on 1 year ago

works great - we used it when purchasing a tank at a garage sale - didn't want any unexpected leaks

Helpful: +6

Aquaruim Like New after Using Perfecto Silicone Aquarium Sealant.

372 Reviews (view)

Posted by: kathy c. (kathycochran) zoonatic on 1 year ago

I have a very large expensive aquaruim that I keep my pet turtles in. I was very distraught when I woke up to find water all over the floor an… Read More

Helpful: +2

Liked it

72 Reviews (view)

Posted by: Leann (LeannYeo) zoowise on 1 year ago

Their star system is funny at times. This product has nothing to do with maintaining a clean tank, but.... We used it to reapair a crack… Read More

Very Durable

70 Reviews (view)

Posted by: Natalie S. (nlstoyanoff) zoowise on 1 year ago

I dinged a corner of one of my tanks during a move once. I patched it with this silicone and have not had a problem since. (8 years) This is great stu… Read More

Helpful: +1

Really works

52 Reviews (view)

Posted by: Kendra13 zoophyte on 1 year ago

This stuff works! it's easy to use and looks like the real stuff. I used this on my tank 6 months ago and have not had a problem, and like I said it w… Read More