penn-plax-undergravel-filter

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Penn Plax Undergravel Aquarium Filter for 40/55 Gallon Tanks 4 Filter System
Penn Plax Undergravel Aquarium Filter for 40/55 Gallon Tanks 4 Filter System

$23.99

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Penn-Plax Undergravel Aquarium Filter for 15-20 (high) Gallon Tanks – Two 11.2”
Penn-Plax Undergravel Aquarium Filter for 15-20 (high) Gallon Tanks – Two 11.2”

$29.89

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Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” X 11.
Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” X 11.

$32.40

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Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” x ...
Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” x ...

$31.53

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Penn-Plax Undergravel Aquarium Filter for 20 (Long) - 29 Gallon Tanks – 14” x...
Penn-Plax Undergravel Aquarium Filter for 20 (Long) - 29 Gallon Tanks – 14” x...

$23.65

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Penn-Plax Undergravel Aquarium Filter for 10 Gallon Tanks – Two 9.5” X 9....
Penn-Plax Undergravel Aquarium Filter for 10 Gallon Tanks – Two 9.5” X 9....

$16.91

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Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” x ...
Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” x ...

$33.83

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Penn-Plax Undergravel Aquarium Filter, 40-55 Gallon Tanks, Clean Aquarium
Penn-Plax Undergravel Aquarium Filter, 40-55 Gallon Tanks, Clean Aquarium

$25.00

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Penn-Plax Undergravel Aquarium Filter for 10 Gallon Tanks – 10 gallon, Blue
Penn-Plax Undergravel Aquarium Filter for 10 Gallon Tanks – 10 gallon, Blue

$16.90

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Penn-Plax Undergravel Aquarium Filter for 20 (Long) - 29 29 Gallon, Blue
Penn-Plax Undergravel Aquarium Filter for 20 (Long) - 29 29 Gallon, Blue

$23.51

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Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” x ...
Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” x ...

$34.28

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PennPlax Undergravel Aquarium Filter for 10 Gallon Tanks – 95” x 95” Plate
PennPlax Undergravel Aquarium Filter for 10 Gallon Tanks – 95” x 95” Plate

$17.00

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Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” x ...
Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” x ...

$39.27

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Penn-Plax Undergravel Filter for 20-29 Gallon Tanks –Clean, Clear Water Solution
Penn-Plax Undergravel Filter for 20-29 Gallon Tanks –Clean, Clear Water Solution

$28.11

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Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25”
Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25”

$28.64

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Penn-Plax Undergravel Aquarium Filter for 15-20 (high) Gallon Tanks – Two.
Penn-Plax Undergravel Aquarium Filter for 15-20 (high) Gallon Tanks – Two.

$60.00

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Penn-Plax Undergravel Aquarium Filter for 10 Gallon Tanks – Two 9.5” x 9.5” Plat
Penn-Plax Undergravel Aquarium Filter for 10 Gallon Tanks – Two 9.5” x 9.5” Plat

$17.05

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Penn-Plax Clear Free Premium Undergravel Filter for 10 Gallon Tanks - New
Penn-Plax Clear Free Premium Undergravel Filter for 10 Gallon Tanks - New

$16.75

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Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks -4 filter Plate Sys
Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks -4 filter Plate Sys

$15.00

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PENN-PLAX PREMIUM UNDERGRAVEL FISH FILTER FOR 40 / 55GAL 46" X 11 1/2" PLATES (i
PENN-PLAX PREMIUM UNDERGRAVEL FISH FILTER FOR 40 / 55GAL 46" X 11 1/2" PLATES (i

$20.00

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Penn-Plax Replacement Media (2 Pack) Fits Multi-Pore & Undergravel “E” Filters –
Penn-Plax Replacement Media (2 Pack) Fits Multi-Pore & Undergravel “E” Filters –

$8.86

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PENN PLAX Clear Free Premium Undergravel Filter Aquarium 40/55 Gallons BRAND NEW
PENN PLAX Clear Free Premium Undergravel Filter Aquarium 40/55 Gallons BRAND NEW

$29.95

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Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” x ...
Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” x ...

$35.78

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Premium Undergravel Filter 29 Gallon Penn-Plax Keeps Tank Looking Crystal Clear
Premium Undergravel Filter 29 Gallon Penn-Plax Keeps Tank Looking Crystal Clear

$21.99

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Penn-Plax Undergravel Aquarium Filter for 20 (Long) - 29 29 Gallon, Blue
Penn-Plax Undergravel Aquarium Filter for 20 (Long) - 29 29 Gallon, Blue

$19.99

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Penn-Plax Undergravel Aquarium Filter for 10 Gallon Tanks – 9.5” x 9.5” Plate...
Penn-Plax Undergravel Aquarium Filter for 10 Gallon Tanks – 9.5” x 9.5” Plate...

$17.65

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Penn-Plax Undergravel Aquarium Filter for 15-20 (High) Gallon Tanks
Penn-Plax Undergravel Aquarium Filter for 15-20 (High) Gallon Tanks

$21.11

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Penn-Plax Undergravel Aquarium Filter for 15-20 (high) Gallon Tanks – 11.2” x...
Penn-Plax Undergravel Aquarium Filter for 15-20 (high) Gallon Tanks – 11.2” x...

$21.01

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Penn-Plax Undergravel Aquarium Filter for 15-20 (High) Gallon Tanks – Two 11.2”
Penn-Plax Undergravel Aquarium Filter for 15-20 (High) Gallon Tanks – Two 11.2”

$21.52

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Penn-Plax Undergravel Aquarium Filter for 10 Gallon Tanks – 9.5” x 9.5” Plate...
Penn-Plax Undergravel Aquarium Filter for 10 Gallon Tanks – 9.5” x 9.5” Plate...

$17.44

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Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” x 11.
Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” x 11.

$42.34

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Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” x ...
Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” x ...

$34.24

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Penn-Plax Undergravel Aquarium Filter for 10 Gallon Tanks – Two 9.5” x 9.5” Plat
Penn-Plax Undergravel Aquarium Filter for 10 Gallon Tanks – Two 9.5” x 9.5” Plat

$15.99

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Penn-Plax Replacement Media (2 Pack) – Fits Multi-Pore and Undergravel E Filter
Penn-Plax Replacement Media (2 Pack) – Fits Multi-Pore and Undergravel E Filter

$7.98

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Penn-Plax Replacement Media (2 Pack) – Fits Multi-Pore and Undergravel “E” Filte
Penn-Plax Replacement Media (2 Pack) – Fits Multi-Pore and Undergravel “E” Filte

$8.93

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PENN PLAX CLEAR FREE PREMIUM UNDERGRAVEL FILTER AQUARIUM 40/55 GALLONS BRAND NEW
PENN PLAX CLEAR FREE PREMIUM UNDERGRAVEL FILTER AQUARIUM 40/55 GALLONS BRAND NEW

$29.99

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Premium Undergravel Filter 29 Gallon Penn-Plax Keeps Tank Looking Crystal Clear
Premium Undergravel Filter 29 Gallon Penn-Plax Keeps Tank Looking Crystal Clear

$11.85

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3 Penn Plax Clear Free Premium Undergravel Filter 10 Gal 18x10” Carbon Media Pad
3 Penn Plax Clear Free Premium Undergravel Filter 10 Gal 18x10” Carbon Media Pad

$35.00

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20L/29 Premium Undergravel Filter, 12-Inch by 30-Inch
20L/29 Premium Undergravel Filter, 12-Inch by 30-Inch

$74.99

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Penn-Plax Undergravel Aquarium Filter for 15-20 (high) Gallon Tanks – Two 11....
Penn-Plax Undergravel Aquarium Filter for 15-20 (high) Gallon Tanks – Two 11....

$21.50

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Undergravel Aquarium Filter for 20 (long) - 29 Gallon Tanks – 14” x 11.1” Pla...
Undergravel Aquarium Filter for 20 (long) - 29 Gallon Tanks – 14” x 11.1” Pla...

$23.65

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Penn-Plax Undergravel Aquarium Filter for 10 Gallon Tanks – 10 gallon, Blue
Penn-Plax Undergravel Aquarium Filter for 10 Gallon Tanks – 10 gallon, Blue

$19.70

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Penn-Plax Undergravel Aquarium Filter for 10 Gallon Tanks – 10 gallon, Blue
Penn-Plax Undergravel Aquarium Filter for 10 Gallon Tanks – 10 gallon, Blue

$17.58

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Penn-Plax Undergravel Aquarium Filter for 20 (Long) - 29 Gallon Tanks – Two
Penn-Plax Undergravel Aquarium Filter for 20 (Long) - 29 Gallon Tanks – Two

$27.26

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Penn-Plax Undergravel Aquarium Filter for 15-20 CFU20 (15 - 20 Gallons), Blue
Penn-Plax Undergravel Aquarium Filter for 15-20 CFU20 (15 - 20 Gallons), Blue

$23.61

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Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” x ...
Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” x ...

$35.44

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Premium Aquarium Undergravel Filter 20 Gallon Penn Plax Filters 10 Fish 55
Premium Aquarium Undergravel Filter 20 Gallon Penn Plax Filters 10 Fish 55

$26.95

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Undergravel Aquarium Filter for 20 (long) - 29 Gallon Tanks – 14” x 11.1” Pla...
Undergravel Aquarium Filter for 20 (long) - 29 Gallon Tanks – 14” x 11.1” Pla...

$24.06

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5-1/2 Premium Undergravel Filter, 8-Inch by 16-Inch
5-1/2 Premium Undergravel Filter, 8-Inch by 16-Inch

$40.18

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20L/29 Premium Undergravel Filter, 12-Inch by 30-Inch
20L/29 Premium Undergravel Filter, 12-Inch by 30-Inch

$78.66

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Penn-Plax Undergravel Aquarium Filter for 10 Gallon Tanks – Two 9.5” x 9.5” P...
Penn-Plax Undergravel Aquarium Filter for 10 Gallon Tanks – Two 9.5” x 9.5” P...

$21.78

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Penn-Plax Undergravel Filter (40-55 Gal)
Penn-Plax Undergravel Filter (40-55 Gal)

$36.09

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Undergravel Aquarium Filter for 20 (long) - 29 Gallon Tanks – 14” x 11.1” Pla...
Undergravel Aquarium Filter for 20 (long) - 29 Gallon Tanks – 14” x 11.1” Pla...

$24.06

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Penn-Plax Clear Free Premium Undergravel Filter. 4 Filter Plate Sys. 46x11.5”.
Penn-Plax Clear Free Premium Undergravel Filter. 4 Filter Plate Sys. 46x11.5”.

$42.88

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5-1/2 Premium Undergravel Filter, 8-Inch by 16-Inch
5-1/2 Premium Undergravel Filter, 8-Inch by 16-Inch

$41.25

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Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – 40/55, Blue
Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – 40/55, Blue

$34.98

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Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” x 11.
Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” x 11.

$34.84

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Penn-Plax Undergravel Aquarium Filter for 10 Gallon Tanks – Two 9.5” X 9....
Penn-Plax Undergravel Aquarium Filter for 10 Gallon Tanks – Two 9.5” X 9....

$16.91

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Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” X 11.
Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” X 11.

$34.84

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Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” X 11.
Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” X 11.

$34.84

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Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” x ...
Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” x ...

$34.19

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Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” X 11.
Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” X 11.

$34.84

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Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” x ...
Penn-Plax Undergravel Aquarium Filter for 40-55 Gallon Tanks – Four 11.25” x ...

$37.15

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