These are filter bags which allows you to put media in them. Some common uses are, bio rings, crushed coral, and carbon. This makes servicing media much faster and less messy. 

Small is 3 inches by 8 inches.

Large is 4 inches by 12 inches.

Aquarium Fish Tank Media Filter Bag

Frequently bought together

Guaranteed SAFE Checkout
American Express Apple Pay Diners Club Discover JCB Mastercard PayPal Venmo Visa

These are filter bags which allows you to put media in them. Some common uses are, bio rings, crushed coral, and carbon. This makes servicing media much faster and less messy. 

Small is 3 inches by 8 inches.

Large is 4 inches by 12 inches.

Customer Reviews

Based on 23 reviews
100%
(23)
0%
(0)
0%
(0)
0%
(0)
0%
(0)
D
D.C.
Handy to have around!

Nice little bag for bio rings, or other media.

L
L.C.
Great filter bag

Very versitile able to put any amount of biomedia I need. Working great!!

R
R.H.
Perfect size

High quality media bag with many uses, and is large enough to fit in even the bulkiest of filters. Folding over to fit in smaller filters does not affect flow rate in the slightest.