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    ProFlex Hang-On Overflow Box - Up to 125 gal.

    ProFlex Hang-On Overflow Box - Up to 125 gal.

    The ProFlex Model 110 Hang-On overflow box is ideal for use on aquariums up to 125 gallons; that will benefit from the use of a Wet/Dry or Sump type aquarium filter; but do not have drilled holes for drain or return lines. The ProFlex Model 110 Hang-On... more

    $86.79

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    ProFlex Hang-On Overflow Box - Up to 400 gal.

    ProFlex Hang-On Overflow Box - Up to 400 gal.

    The ProFlex Model 220 Hang-On overflow box is ideal for use on aquariums up to 400 gallons; that will benefit from the use of a Wet/Dry or Sump type aquarium filter; but do not have drilled holes for drain or return lines. The ProFlex Model 220 Hang-On... more

    $110.89

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    Proflex Overflow 125 962Pgh 8.5"X6.25"X11.5"

    Proflex Overflow 125 962Pgh 8.5"X6.25"X11.5"

    The Hang-On Overflow is for use in aquariums that would benefit from sump filtration, but lack pre-drilled holes for sump intake and return. Any aquarium up to 125 gallons. more

    $57.99

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    Overflow Box Single Pf800 125 gal

    Overflow Box Single Pf800 125 gal

    The overflow box effectively transports aquarium water to under cabinet sumps, refugiums, or wet/dry filters. High quality overflow boxes feature bulkhead fittings for secure and convenient installation. U-tube style compact overflow boxes are designed... more

    $63.99

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    Overflow UTube 1" OD Nano

    Overflow UTube 1" OD Nano

    Maintain proper water flow to your aquarium wet/dry filter overflow boxes. Rigid, plastic U-Tube is perfect as a replacement U-Tube or for custom aquarium plumbing projects. Large diameter U-Tube allows more water to pass through for efficient... more

    $4.99

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    Eshopps PF-800 Overflow Box Fits 75 - 125 gal Single Intake Tank

    Eshopps PF-800 Overflow Box Fits 75 - 125 gal Single Intake Tank

    The overflow box effectively transport aquarium water to under cabinet sumps, refugiums, or wet/dry filters. These high quality overflow boxes features bulkhead fittings for secure and convenient installation. The U-tube style compact overflow boxes... more

    $81.96 $73.92

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    Eshopps PF-1000 Overflow Box Fits 125 - 150 gal Dual Intake Tank

    Eshopps PF-1000 Overflow Box Fits 125 - 150 gal Dual Intake Tank

    The overflow box effectively transport aquarium water to under cabinet sumps, refugiums, or wet/dry filters. These high quality overflow boxes features bulkhead fittings for secure and convenient installation. The U-tube style compact overflow boxes... more

    $90.10 $84.34

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    BioSmart 10000 Gal. Filter Box, Black

    BioSmart 10000 Gal. Filter Box, Black

    The BioSmart 10000 Gal. filter system utilizes a series of 9 filter pads to mechanically and biologically clean your pond water. This filter is designed to never overflow and also has other unique features including a thermometer, maintenance... more

    $299.00

    FREE shipping

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    Eshopps PF-1000 Overflow Box - Up to 150 gal.

    Eshopps PF-1000 Overflow Box - Up to 150 gal.

    The Eshopps PF-1000 Hang on overflow box features a compact Dual U-Tube Design. The PF-1000 is designed for aquariums up to 150 gallons; and has a maximum flow rate of 900gph. At only 3'' wide; minimal space is required between your tank and wall;... more

    $89.09

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    Eshopps PF-800 Overflow Box - Up to 125 gal.

    Eshopps PF-800 Overflow Box - Up to 125 gal.

    The Eshopps PF-800 Hang on overflow box features a compact U-Tube Design. The PF-800 is designed for aquariums up to 125 gallons; and has a maximum flow rate of 800gph. At only 3'' wide; minimal space is required between your tank and wall; these boxes... more

    $85.89

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    Proflex Overflow Box 400 2200gph

    Proflex Overflow Box 400 2200gph

    "AQUEON - PROFLEX OVERFLOW BOX 400 2200GPH. The Hang-On Overflow is for use in aquariums that would benefit from sump filtration, but lack pre-drilled holes for sump intake and return." more

    $94.98

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    Proflex Overflow Box 125 962gph

    Proflex Overflow Box 125 962gph

    "Aqueon - Proflex Overflow Box 125 962GPH. The Hang-On Overflow is for use in aquariums that would benefit from sump filtration, but lack pre-drilled holes for sump intake and return." more

    $76.83

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    Aqueon Proflex Overflow Box

    Aqueon Proflex Overflow Box

    Aqueon Proflex Overflow Box The Aqueon Proflex Overflow Box is for use in aquariums that benefit from sump filtration, but lack pre-drilled holes for sump intake and return. This overflow box offers great construction, and is known to last long.... more

    $78.24 $52.98

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    Aqueon Proflex Hang-On Overflow Box - Aquariums Up To 125 Gallons

    Aqueon Proflex Hang-On Overflow Box - Aquariums Up To 125 Gallons

    The Hang-On Overflow is for use in aquariums that would benefit from sump filtration, but lack pre-drilled holes for sump intake and return. Any aquarium up to 125 gallons. Size: 8.5 InchL x 6.25 InchW x 11. more

    $61.99

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    Aqueon Hang On Overflow Boxes 220 Overflow Box

    Aqueon Hang On Overflow Boxes 220 Overflow Box

    The Aqueon Hang-On Overflow Boxes are for use in aquariums that benefit from sump filtration, but lack pre-drilled holes for sump intake and return. The Overflow Boxes can be used with the ProFlex Sump Aquarium Filtration Systems, since ProFlex Sumps... more

    $89.99

    FREE shipping

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    "Outlet Box for Eshopps PF- 300 Overflow Box USED"

    "Outlet Box for Eshopps PF- 300 Overflow Box USED"

    " Free shipping on all US orders! Orders ship within 24 hours Monday through Friday. Returns accepted for 14 days after item is received. Free return shipping. Warranty and original packaging not included. " more

    $24.99

    FREE shipping

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    Eshopps PF-1000 Dual Overflow Box Up To 200 Gallons

    Eshopps PF-1000 Dual Overflow Box Up To 200 Gallons

    Quality overflow boxes feature bulkhead fittings for secure and convenient installation. Easy-to-install siphon overflow box! Requires just 3" between aquarium and wall. Use these easy-to-install overflow boxes to transport aquarium water to under... more

    $84.99

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    "Eshopps Hose 5' Long 3/4""OD / 5/8""ID for Aquarium Overflow Box"

    "Eshopps Hose 5' Long 3/4""OD / 5/8""ID for Aquarium Overflow Box"

    " Free shipping on all US orders! Orders ship within 24 hours Monday through Friday. Returns accepted for 14 days after item is received. Free return shipping. Warranty is not included. Original packaging not included. " more

    $11.99

    FREE shipping

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    Aqueon 34508 Hang-On Overflow Box, 125-Gallon

    Aqueon 34508 Hang-On Overflow Box, 125-Gallon

    The Hang-On Overflow is for use in aquariums that would benefit from sump filtration, but lack pre-drilled holes for sump intake and return. more

    $34.83

    FREE shipping

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    Overflow Boxes U Tube 1 1/4"

    Overflow Boxes U Tube 1 1/4"

    These Overflow Boxes offer a convenient way to get water from your aquarium to the sump filter system. These Overflow boxes require only a 3" clearance behind your aquarium. Each box comes complete with U-tube siphon, cylinder foam filter pad, black... more

    $5.99

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    Eshopps PF Nano Overflow Box - Up to 50 gal.

    Eshopps PF Nano Overflow Box - Up to 50 gal.

    Any aquarium up to 400 gallons; Easy to setup design; Dual drain design in case one gets clogged; A very quality product from the manufacturer. more

    $53.57

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    TOM Aquarium Overflow Box with Auto Start and Stop, Hosing incl.

    TOM Aquarium Overflow Box with Auto Start and Stop, Hosing incl.

    TOM Aquarium Overflow Box with Auto Start and Stop, Hosing incl. TOM TM1352 Aquarium Overflow Box with Auto Start and Stop, Hosing Included more

    $75.29

    FREE shipping

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    Eshopps PF-300 Overflow Box - Up to 75 gallons - 6 in. x 3 in. x 10 in.

    Eshopps PF-300 Overflow Box - Up to 75 gallons - 6 in. x 3 in. x 10 in.

    Advanced U-tube style compact overflow boxes are designed to fit between your tank and your wall to maximize space usage in your aquarium setup. With only 3 in. required between your tank and your wall, these boxes are excellent for optimizing space.... more

    $60.96

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    Eshopps Es89014 75 Gallons Overflow Box Pf-300

    Eshopps Es89014 75 Gallons Overflow Box Pf-300

    6 x 3 x 10 Clear acrylic overflow box black pre-filter box U-tube cylinder sponge and 1 bulkhead are included in this slim handcrafted unit. Designed for tanks up to 75 gallons single intake.Single intake.U-tube.Cylinder round foam.Nylon screw and wing... more

    $69.20 $51.26

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    Eshopps Es89024 125 Gallons Overflow Box Pf-800

    Eshopps Es89024 125 Gallons Overflow Box Pf-800

    8 x 3 x 10 Clear acrylic overflow box black pre-filter box U-tube cylinder sponge and 1 bulkhead are included in this slim handcrafted unit. Designed for tanks up to 125 gallons single intake.Single intake.U-tube.Cylinder round foam.Nylon screw and... more

    $80.04 $59.29

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    "Eshopps AEO19005 UTubes for Aquarium Water Pump, 11/4 Inch"

    "Eshopps AEO19005 UTubes for Aquarium Water Pump, 11/4 Inch"

    "Maintain proper water flow to your aquarium wet/dry filter overflow boxes. Rigid, plastic U-Tube is perfect as a replacement U-Tube or for custom aquarium plumbing projects. Large diameter U-Tube allows more water to pass through for efficient... more

    $9.56

    FREE shipping

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    "Eshopps 1"" UTube For Nano"

    "Eshopps 1"" UTube For Nano"

    "Maintain proper water flow to your aquarium wet/dry filter overflow boxes. Rigid, plastic U-Tube is perfect as a replacement U-Tube or for custom aquarium plumbing projects. Large diameter U-Tube allows more water to pass through for efficient... more

    $10.34

    FREE shipping

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    Overflow Box Single Pf-300 Pf300 75 gal

    Overflow Box Single Pf-300 Pf300 75 gal

    OVERFLOW BOX more

    $56.99

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    Overflow Box Dual Pf1000 200 gal

    Overflow Box Dual Pf1000 200 gal

    The overflow box effectively transports aquarium water to under cabinet sumps, refugiums, or wet/dry filters. High quality overflow boxes feature bulkhead fittings for secure and convenient installation. U-tube style compact overflow boxes are designed... more

    $67.99

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    Overflow Box Pf-1800, 400-500G, Dual

    Overflow Box Pf-1800, 400-500G, Dual

    The overflow box effectively transports aquarium water to under cabinet sumps, refugiums, or wet/dry filters. High quality overflow boxes feature bulkhead fittings for secure and convenient installation. U-tube style compact overflow boxes are designed... more

    $89.99

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    Overflow Box Pf-Nano

    Overflow Box Pf-Nano

    The overflow box effectively transports aquarium water to under cabinet sumps, refugiums, or wet/dry filters. High quality overflow boxes feature bulkhead fittings for secure and convenient installation. U-tube style compact overflow boxes are designed... more

    $50.99

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    Overflow Box Dual Pf1200 300 gal

    Overflow Box Dual Pf1200 300 gal

    The overflow box effectively transports aquarium water to under cabinet sumps, refugiums, or wet/dry filters. High quality overflow boxes feature bulkhead fittings for secure and convenient installation. U-tube style compact overflow boxes are designed... more

    $79.99

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    Eshopps PF-300 Overflow Box Fits 30 - 75 gal Single Intake Tank

    Eshopps PF-300 Overflow Box Fits 30 - 75 gal Single Intake Tank

    The overflow box effectively transport aquarium water to under cabinet sumps, refugiums, or wet/dry filters. These high quality overflow boxes features bulkhead fittings for secure and convenient installation. The U-tube style compact overflow boxes... more

    $63.83

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    ESHOPPS - U Tube 1.5" Siphon Aquarium Over Flow Box - 15 x 12 x 10 Inch

    ESHOPPS - U Tube 1.5" Siphon Aquarium Over Flow Box - 15 x 12 x 10 Inch

    U Tube is designed for use in overflow boxes.Maintain proper water flow to your aquarium wet/dry filter overflow boxes. Rigid, plastic U-Tube is perfect as a replacement U-Tube or for custom aquarium plumbing projects. Large diameter U-Tube allows more... more

    $15.12

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    U-Tube 1-1/4” U-Tube

    U-Tube 1-1/4” U-Tube

    Maintain proper water flow to your aquarium wet/dry filter overflow boxes. Rigid, plastic U-Tube is perfect as a replacement U-Tube or for custom aquarium plumbing projects. Large diameter U-Tube allows more water to pass through for efficient... more

    $4.99

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    1" U-Tube For Nano 1” U-Tube For Nano

    1" U-Tube For Nano 1” U-Tube For Nano

    Maintain proper water flow to your aquarium wet/dry filter overflow boxes. Rigid, plastic U-Tube is perfect as a replacement U-Tube or for custom aquarium plumbing projects. Large diameter U-Tube allows more water to pass through for efficient... more

    $14.99

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    Pre-Filter Sponge Roll

    Pre-Filter Sponge Roll

    This round pre-filter sponge (which is used in overflow boxes) is 6x2-3/4 with a 1 center hole. This open cell sponge will give you a better water flow, while consistently collecting the sludge from the aquarium. Royal Item Number: AOF10112... more

    $8.47

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    Eshopps 15614 Quick Connector Plumbing Kit, 1/4 Inch

    Eshopps 15614 Quick Connector Plumbing Kit, 1/4 Inch

    Features: Nylon screw set Replacement nylon screws for overflow boxes series: PF-Nano, PF-300, PF-800, PF-1000, PF-1200 and PF-1800 The nylon screw set includes (2) wing nuts, (2) hex nuts and (1) thumb screw more

    $24.47 $13.06

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    Eshopps PF-1800 Overflow Box - Up to 300 gal.

    Eshopps PF-1800 Overflow Box - Up to 300 gal.

    The Eshopps PF-1800 Hang on overflow box features a compact U-Tube Design. The PF-1800 is designed for aquariums up to 300 gallons; and has a maximum flow rate of 1600gph. At only 4'' wide; minimal space is required between your tank and wall; these... more

    $118.29

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    Eshopps PF-300 Overflow Box - Up to 75 gal.

    Eshopps PF-300 Overflow Box - Up to 75 gal.

    The Eshopps PF-300 Hang on overflow box features a compact U-Tube Design. The PF-300 is designed for aquariums up to 75 gallons; and has a maximum flow rate of 300gph. At only 3'' wide; minimal space is required between your tank and wall; these boxes... more

    $73.39

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