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masterswimmer

Old School Reefer
Vendor
Location
NY
Rating - 99.6%
450   2   0
Is it a sponge?

Either way, I would not run it under hot water. I would rinse it really thoroughly in tank water that you've removed for a water change. This way your biological filtration is maintained and the pad can be reused if it doesn't restrict flow after the cleaning.

Russ
 

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