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  5. Marineland Bio-Filter Balls (90 pieces)

Marineland Bio-Filter Balls (90 pieces)
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Marineland Bio-Filter Balls (90 pieces)

Item: PA11486
6.29
Compare to: $11.99

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Description

BIO-Balls do not require replacement unless damaged or destroyed. In the event of excessive buildup, you may gently rinse with water from an established aquarium, if desired. Do not clean with soaps or abrasives and never rinse with tap water.

Customer Reviews

Review Summary
5.0
1 Reviews
5
100% (1)
4
0% (0)
3
0% (0)
2
0% (0)
1
0% (0)
100% Recommend this product (1 of 1 responses)
By lukystif
rochester, ny.
bio balls
August 30, 2012
I like them, I was looking fo k-1, but these little balls float, have tons of surface area, and if you have the filter area , and air injected , they will bounce around , float , grow benefitial bacteria probrobly better then anything on the market.

Questions and Answers

1 Question & 0 Answers
GREGORY
from Haverhill MA asked:
November 28, 2017
what diameter are the bio balls

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