33.8 oz

8.4 oz

3.38 oz

.35 oz

1 Gallon Aquarium

0.98 oz

1.02 oz

.81 oz

1.2 oz

4 Count

8 Count

12 Count - Unassembled

1 Count

8 Count

12 Count - Unassembled

Medium - For Whisper 10, 10i, E, J & Micro Power Filters (1 Pack)

Medium - For Whisper 10, 10i, E, J & Micro Power Filters (12 Pack)

Large - For Whisper 20i, 40i, C, 20, 30, 40 & 60 Power Filters (1 Pack)

Large - For Whisper 20i, 40i, C, 20, 30, 40 & 60 Power Filters (8 Pack)

Large - For Whisper 20i, 40i, C, 20, 30, 40 & 60 Power Filters (12 Pack)

X-Large - For Whisper 4 & 5 Power Filters (4 Pack)

Large - For Whisper 20i, 40i, C, 20, 30, 40 & 60 Power Filters (3 Pack)

Medium - For Whisper 10, 10i, E, J & Micro Power Filters (8 Pack)

4 count