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Premium Under Gravel Filter, 135 gal

Premium Under Gravel Filter, 135 gal

Premium Under Gravel Filter, 135 gal is a biological filter with multi-level plate design. Premium Under Gravel Filters are the most preferred for use in saltwater tanks.

at VetDepot.com

Lees Lee's Original Under Gravel Filter: 40-55 Gallon - (12 x 48 ) #13240 - Aquarium Undergravel Fi

Lees Lee's Original Under Gravel Filter: 40-55 Gallon - (12 x 48 ) #13240 - Aquarium Undergravel Fi

Lees Lee's Original Under Gravel Filter: 40-55 Gallon - (12 x 48 ) #13240 Lee's Undergravel Filter is the key to providing a strong biological filtration system. Undergravel filters utilize your tank's gravel substrate as a filtering surface area while... ... more

Lees Lee's Original Under Gravel Filter: 40-55 Gallon - (12 x 48 ) #13240 - Aquarium Undergravel Fi

Lees Lee's Original Under Gravel Filter: 40-55 Gallon - (12 x 48 ) #13240 Lee's Undergravel Filter is the key to providing a strong biological filtration system. Undergravel filters utilize your tank's gravel substrate as a filtering surface area while...

$43.99 $22.89

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Lees Lee's Original Under Gravel Filter: 10 Gallon - (10 x 20 ) #13210 - Aquarium Undergravel Filte

Lees Lee's Original Under Gravel Filter: 10 Gallon - (10 x 20 ) #13210 - Aquarium Undergravel Filte

Lees Lee's Original Under Gravel Filter: 10 Gallon - (10 x 20 ) #13210 Lee's Undergravel Filter is the key to providing a strong biological filtration system. Undergravel filters utilize your tank's gravel substrate as a filtering surface area while... ... more

Lees Lee's Original Under Gravel Filter: 10 Gallon - (10 x 20 ) #13210 - Aquarium Undergravel Filte

Lees Lee's Original Under Gravel Filter: 10 Gallon - (10 x 20 ) #13210 Lee's Undergravel Filter is the key to providing a strong biological filtration system. Undergravel filters utilize your tank's gravel substrate as a filtering surface area while...

$18.99 $10.24

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Lee's Premium Undergravel Filter 30-gallon

Lee's Premium Undergravel Filter 30-gallon

Easy-to-install, USA-made undergravel aquarium filter detoxifies freshwater or saltwater aquarium water naturally. The Premium Undergravel Filter circulates water through your aquarium gravel / substrate and facilitates the growth of billions of... ... more

Lee's Premium Undergravel Filter 30-gallon

Easy-to-install, USA-made undergravel aquarium filter detoxifies freshwater or saltwater aquarium water naturally. The Premium Undergravel Filter circulates water through your aquarium gravel / substrate and facilitates the growth of billions of...

Drs. Foster & Smith

(150,000+)

$19.99

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Lee's Premium Undergravel Filter 50/65-gallon

Lee's Premium Undergravel Filter 50/65-gallon

Easy-to-install, USA-made undergravel aquarium filter detoxifies freshwater or saltwater aquarium water naturally. The Premium Undergravel Filter circulates water through your aquarium gravel / substrate and facilitates the growth of billions of... ... more

Lee's Premium Undergravel Filter 50/65-gallon

Easy-to-install, USA-made undergravel aquarium filter detoxifies freshwater or saltwater aquarium water naturally. The Premium Undergravel Filter circulates water through your aquarium gravel / substrate and facilitates the growth of billions of...

Drs. Foster & Smith

(150,000+)

$27.99

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Nature's Ocean No.5 Taiwan Coral Aquarium Gravel, 20-Pound

Nature's Ocean No.5 Taiwan Coral Aquarium Gravel, 20-Pound

Nature's Ocean Taiwan Coral Gravel #5 20LBS (Grain size: 6.0 -8.0mm). Premium Aragonite Reef Substrate for aquariums reduces Nitrates & Maintains pH. Ideal for reef system tank bottoms, denitrifying anaerobic beds, extremely high surface area filter... ... more

Nature's Ocean No.5 Taiwan Coral Aquarium Gravel, 20-Pound

Nature's Ocean Taiwan Coral Gravel #5 20LBS (Grain size: 6.0 -8.0mm). Premium Aragonite Reef Substrate for aquariums reduces Nitrates & Maintains pH. Ideal for reef system tank bottoms, denitrifying anaerobic beds, extremely high surface area filter...

Amazon.com

$41.45

FREE shipping

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Penn Plax 40/55 Gallon Aquarium Premium Under Tank Filter

Penn Plax 40/55 Gallon Aquarium Premium Under Tank Filter

*For crystal clear water * Jumbo 1" Adjustable lift tube *11.5" x 46" *Convenient, trouble-free maintenance! ... more

Penn Plax 40/55 Gallon Aquarium Premium Under Tank Filter

*For crystal clear water * Jumbo 1" Adjustable lift tube *11.5" x 46" *Convenient, trouble-free maintenance!

Amazon.com

$13.69

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Lees Aquarium & Pet Mini Oval 0.75 Gallon Aquarium Betta Kit 19560

Lees Aquarium & Pet Mini Oval 0.75 Gallon Aquarium Betta Kit 19560

Lees Aquarium & Pet Mini Oval 0.75 Gallon Aquarium Betta Kit Features: -Includes tank, under gravel filter, carbon cartridge, gravel, decorative plant.-Aquarium.-Clear, seamless.-Adds to the decor in any room of your home, office or dorm.-Conserves... ... more

Lees Aquarium & Pet Mini Oval 0.75 Gallon Aquarium Betta Kit 19560

Lees Aquarium & Pet Mini Oval 0.75 Gallon Aquarium Betta Kit Features: -Includes tank, under gravel filter, carbon cartridge, gravel, decorative plant.-Aquarium.-Clear, seamless.-Adds to the decor in any room of your home, office or dorm.-Conserves...

Wayfair

$21.14

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Penn Plax 40/55 Gallon Aquarium Premium Under Tank Filter

Penn Plax 40/55 Gallon Aquarium Premium Under Tank Filter

*For crystal clear water * Jumbo 1" Adjustable lift tube *11.5" x 46" *Convenient, trouble-free maintenance! ... more

Penn Plax 40/55 Gallon Aquarium Premium Under Tank Filter

*For crystal clear water * Jumbo 1" Adjustable lift tube *11.5" x 46" *Convenient, trouble-free maintenance!

Amazon Marketplace

$13.49

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1 Ct Aquarium Air Pump Pet Product, Double Outlet, valves, gravel filters

1 Ct Aquarium Air Pump Pet Product, Double Outlet, valves, gravel filters

The : 20-60 Gallon Aquarium Air Pump is versatile and can accommodate up to three air-powered devices. The three powered devices can include bubble stones, action ornaments and under-gravel filters. The aquarium pump will push out up to 1200cc per... ... more

1 Ct Aquarium Air Pump Pet Product, Double Outlet, valves, gravel filters

The : 20-60 Gallon Aquarium Air Pump is versatile and can accommodate up to three air-powered devices. The three powered devices can include bubble stones, action ornaments and under-gravel filters. The aquarium pump will push out up to 1200cc per...

Amazon Marketplace

$29.99

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Le13162 Lee's 45 Column Premium Under Gravel Filter

Le13162 Lee's 45 Column Premium Under Gravel Filter

LE13162 LEE'S 45 COLUMN PREMIUM UNDER GRAVEL FILTER MULTI-LEVEL FILTER PLATE with GRAVEL GUARDS, ADJUSTABLE 1" UPLIFT TUBES and PREMIUM CARBON CARTRIDGE INCLUDED FITS STANDARD 45 COLUMN GALLON AQUARIUMS 18" x 24" NEW! ... more

Le13162 Lee's 45 Column Premium Under Gravel Filter

LE13162 LEE'S 45 COLUMN PREMIUM UNDER GRAVEL FILTER MULTI-LEVEL FILTER PLATE with GRAVEL GUARDS, ADJUSTABLE 1" UPLIFT TUBES and PREMIUM CARBON CARTRIDGE INCLUDED FITS STANDARD 45 COLUMN GALLON AQUARIUMS 18" x 24" NEW!

eBay

$19.99

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Marina Mermaid Aquarium Kit

Marina Mermaid Aquarium Kit

Design your own mermaid themed aquarium with the Marina Mermaid Aquarium Kit. Kit includes a 2.65 gallon aquarium, Marina internal filter, clingon decals with background, plastic ornament and holder, colorful epoxy gravel, NutraFin Max Goldfish flake... ... more

Marina Mermaid Aquarium Kit

Design your own mermaid themed aquarium with the Marina Mermaid Aquarium Kit. Kit includes a 2.65 gallon aquarium, Marina internal filter, clingon decals with background, plastic ornament and holder, colorful epoxy gravel, NutraFin Max Goldfish flake...

Pet Food Direct

(10,000+)

$60.00 $54.00

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Pet Food Direct

(10,000+)
Tetra 1.5 Gallon Led Desktop Cube Aquarium Kit W/ Filter, Air Pump, Bonus Gravel

Tetra 1.5 Gallon Led Desktop Cube Aquarium Kit W/ Filter, Air Pump, Bonus Gravel

You are looking at a NEW 1.5 Gallon Cube Aquarium by Tetra. It measures 11-1/2" x 8-1/2" x 7-1/4" and includes:- Bright overhead LED Light - Whisper 3i Filter and Filter Cartridge - Air Pump - Black Base - 2 feet of airline hose - AS A BONUS, I AM... ... more

Tetra 1.5 Gallon Led Desktop Cube Aquarium Kit W/ Filter, Air Pump, Bonus Gravel

You are looking at a NEW 1.5 Gallon Cube Aquarium by Tetra. It measures 11-1/2" x 8-1/2" x 7-1/4" and includes:- Bright overhead LED Light - Whisper 3i Filter and Filter Cartridge - Air Pump - Black Base - 2 feet of airline hose - AS A BONUS, I AM...

eBay

$27.99

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Marina Shark Aquarium Kit

Marina Shark Aquarium Kit

Design your own shark themed aquarium with the Marina Shark Aquarium Kit. Kit includes a 2.65 gallon aquarium, Marina internal filter, clingon decals with background, plastic ornament and holder, colorful epoxy gravel, NutraFin Max Goldfish flake food,... ... more

Marina Shark Aquarium Kit

Design your own shark themed aquarium with the Marina Shark Aquarium Kit. Kit includes a 2.65 gallon aquarium, Marina internal filter, clingon decals with background, plastic ornament and holder, colorful epoxy gravel, NutraFin Max Goldfish flake food,...

Pet Food Direct

(10,000+)

$60.00 $54.00

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Pet Food Direct

(10,000+)
Super Luft Pump SI 38

Super Luft Pump SI 38

The Coralife Super Luft Pump produces a high-pressure output perfect for protein skimmers, ozone/oxygen reactors and other high-pressure/high-flow devices. Also suitable for limewood and other airstones, foam filters, corner filters, under-gravel... ... more

Super Luft Pump SI 38

The Coralife Super Luft Pump produces a high-pressure output perfect for protein skimmers, ozone/oxygen reactors and other high-pressure/high-flow devices. Also suitable for limewood and other airstones, foam filters, corner filters, under-gravel...

PetSolutions

(25,000+)

$59.99

FREE shipping

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PetSolutions

(25,000+)
Super Luft Pump SI 65

Super Luft Pump SI 65

The Coralife Super Luft Pump produces a high-pressure output perfect for protein skimmers, ozone/oxygen reactors and other high-pressure/high-flow devices. Also suitable for limewood and other airstones, foam filters, corner filters, under-gravel... ... more

Super Luft Pump SI 65

The Coralife Super Luft Pump produces a high-pressure output perfect for protein skimmers, ozone/oxygen reactors and other high-pressure/high-flow devices. Also suitable for limewood and other airstones, foam filters, corner filters, under-gravel...

PetSolutions

(25,000+)

$69.99

FREE shipping

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PetSolutions

(25,000+)
Marina Shark Aquarium Kit

Marina Shark Aquarium Kit

Design your own shark themed aquarium with the Marina Shark Aquarium Kit. Kit includes a 2.65 gallon aquarium, Marina internal filter, clingon decals with background, plastic ornament and holder, colorful epoxy gravel, NutraFin Max Goldfish flake food,... ... more

Marina Shark Aquarium Kit

Design your own shark themed aquarium with the Marina Shark Aquarium Kit. Kit includes a 2.65 gallon aquarium, Marina internal filter, clingon decals with background, plastic ornament and holder, colorful epoxy gravel, NutraFin Max Goldfish flake food,...

Pet360.com

(5,000+)

$60.00 $54.00

FREE shipping

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Pet360.com

(5,000+)
Lees Lee's Original Under Gravel Filter: 29 Gallon - (12 x 30 or 10 x 36 ) #13220 - Aquarium Unde

Lees Lee's Original Under Gravel Filter: 29 Gallon - (12 x 30 or 10 x 36 ) #13220 - Aquarium Unde

Lees Lee's Original Under Gravel Filter: 29 Gallon - (12 x 30 or 10 x 36 ) #13220 Lee's Undergravel Filter is the key to providing a strong biological filtration system. Undergravel filters utilize your tank's gravel substrate as a filtering surface... ... more

Lees Lee's Original Under Gravel Filter: 29 Gallon - (12 x 30 or 10 x 36 ) #13220 - Aquarium Unde

Lees Lee's Original Under Gravel Filter: 29 Gallon - (12 x 30 or 10 x 36 ) #13220 Lee's Undergravel Filter is the key to providing a strong biological filtration system. Undergravel filters utilize your tank's gravel substrate as a filtering surface...

$29.99 $16.50

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Lee's Premium Undergravel Filter 70/90-gallon

Lee's Premium Undergravel Filter 70/90-gallon

Easy-to-install, USA-made undergravel aquarium filter detoxifies freshwater or saltwater aquarium water naturally. The Premium Undergravel Filter circulates water through your aquarium gravel / substrate and facilitates the growth of billions of... ... more

Lee's Premium Undergravel Filter 70/90-gallon

Easy-to-install, USA-made undergravel aquarium filter detoxifies freshwater or saltwater aquarium water naturally. The Premium Undergravel Filter circulates water through your aquarium gravel / substrate and facilitates the growth of billions of...

Drs. Foster & Smith

(150,000+)

$34.99

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Lee's Premium Undergravel Filter 40/55-gallon

Lee's Premium Undergravel Filter 40/55-gallon

Easy-to-install, USA-made undergravel aquarium filter detoxifies freshwater or saltwater aquarium water naturally. The Premium Undergravel Filter circulates water through your aquarium gravel / substrate and facilitates the growth of billions of... ... more

Lee's Premium Undergravel Filter 40/55-gallon

Easy-to-install, USA-made undergravel aquarium filter detoxifies freshwater or saltwater aquarium water naturally. The Premium Undergravel Filter circulates water through your aquarium gravel / substrate and facilitates the growth of billions of...

Drs. Foster & Smith

(150,000+)

$24.99

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Lees Lee's Original Under Gravel Filter: 20 Gallon - (10 x 30 ) #13225 - Aquarium Undergravel Filt

Lees Lee's Original Under Gravel Filter: 20 Gallon - (10 x 30 ) #13225 - Aquarium Undergravel Filt

Lees Lee's Original Under Gravel Filter: 20 Gallon - (10 x 30 ) #13225 Lee's Undergravel Filter is the key to providing a strong biological filtration system. Undergravel filters utilize your tank's gravel substrate as a filtering surface area while... ... more

Lees Lee's Original Under Gravel Filter: 20 Gallon - (10 x 30 ) #13225 - Aquarium Undergravel Filt

Lees Lee's Original Under Gravel Filter: 20 Gallon - (10 x 30 ) #13225 Lee's Undergravel Filter is the key to providing a strong biological filtration system. Undergravel filters utilize your tank's gravel substrate as a filtering surface area while...

$30.99 $17.20

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API API Rena Filstar XP Canister Filter: Filstar XP M - Formerly Rena Filstar XP2 - (300 GPH - Up to

API API Rena Filstar XP Canister Filter: Filstar XP M - Formerly Rena Filstar XP2 - (300 GPH - Up to

API API Rena Filstar XP Canister Filter: Filstar XP M - Formerly Rena Filstar XP2 - (300 GPH - Up to 75 Gallons) #721 API Filstar XP Canister filters - (Formerly Rena XP Canister Filter) is now branded under the parent company API. Whisper quiet and... ... more

API API Rena Filstar XP Canister Filter: Filstar XP M - Formerly Rena Filstar XP2 - (300 GPH - Up to

API API Rena Filstar XP Canister Filter: Filstar XP M - Formerly Rena Filstar XP2 - (300 GPH - Up to 75 Gallons) #721 API Filstar XP Canister filters - (Formerly Rena XP Canister Filter) is now branded under the parent company API. Whisper quiet and...

$219.99 $109.99

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Lee's Premium Undergravel Filter Coarse Discard-A-Stone 6-pk

Lee's Premium Undergravel Filter Coarse Discard-A-Stone 6-pk

Easy-to-install, USA-made undergravel aquarium filter detoxifies freshwater or saltwater aquarium water naturally. The Premium Undergravel Filter circulates water through your aquarium gravel / substrate and facilitates the growth of billions of... ... more

Lee's Premium Undergravel Filter Coarse Discard-A-Stone 6-pk

Easy-to-install, USA-made undergravel aquarium filter detoxifies freshwater or saltwater aquarium water naturally. The Premium Undergravel Filter circulates water through your aquarium gravel / substrate and facilitates the growth of billions of...

Drs. Foster & Smith

(150,000+)

$2.99

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Lee's Pet Products ALE13061 Under Gravel Uplifted Assembly for Aquarium Filter, 10.5-Inch

Lee's Pet Products ALE13061 Under Gravel Uplifted Assembly for Aquarium Filter, 10.5-Inch

Tubes come in sizes and the telescoping feature allows an additional 2-1/2-inch lift. Set include elbow, plate connector, telescoping ring and 1-inch dia. Uplift tube. ... more

Lee's Pet Products ALE13061 Under Gravel Uplifted Assembly for Aquarium Filter, 10.5-Inch

Tubes come in sizes and the telescoping feature allows an additional 2-1/2-inch lift. Set include elbow, plate connector, telescoping ring and 1-inch dia. Uplift tube.

Amazon.com

$4.38

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Seachem Seachem Purigen Ultimate Filtration: 250 mL - Treats 265 Gallons #166 - Aquarium Filter Chem

Seachem Seachem Purigen Ultimate Filtration: 250 mL - Treats 265 Gallons #166 - Aquarium Filter Chem

Seachem Seachem Purigen Ultimate Filtration: 250 mL - Treats 265 Gallons #166 Seachem Purigen Ultimate Filtration is a premium synthetic adsorbent that, unlike any other filtration product, is not a mixture of ion exchangers or adsorbents, but a unique... ... more

Seachem Seachem Purigen Ultimate Filtration: 250 mL - Treats 265 Gallons #166 - Aquarium Filter Chem

Seachem Seachem Purigen Ultimate Filtration: 250 mL - Treats 265 Gallons #166 Seachem Purigen Ultimate Filtration is a premium synthetic adsorbent that, unlike any other filtration product, is not a mixture of ion exchangers or adsorbents, but a unique...

$24.99 $13.62

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Marineland Dual Purpose Canister Filter HOT Magnum 250 - (Up to 55 Gallon): HOT Magnum 250 - (250 GP

Marineland Dual Purpose Canister Filter HOT Magnum 250 - (Up to 55 Gallon): HOT Magnum 250 - (250 GP

Marineland Dual Purpose Canister Filter HOT Magnum 250 - (Up to 55 Gallon): HOT Magnum 250 - (250 GPH) - (5 x 6 x 13.5 ) #PC0250HS The Marineland H.O.T. (Hang On Tank) Magnum combines the power and convertible micron/carbon versatility of Magnum... ... more

Marineland Dual Purpose Canister Filter HOT Magnum 250 - (Up to 55 Gallon): HOT Magnum 250 - (250 GP

Marineland Dual Purpose Canister Filter HOT Magnum 250 - (Up to 55 Gallon): HOT Magnum 250 - (250 GPH) - (5 x 6 x 13.5 ) #PC0250HS The Marineland H.O.T. (Hang On Tank) Magnum combines the power and convertible micron/carbon versatility of Magnum...

$115.99 $57.99

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Lee's 125/135 Premium Undergravel Filter, 18-Inch by 72-Inch

Lee's 125/135 Premium Undergravel Filter, 18-Inch by 72-Inch

Lee's Premium Undergravel Filters have a multi-level plate design made of special quality plastic which resists splitting or cracking ... more

Lee's 125/135 Premium Undergravel Filter, 18-Inch by 72-Inch

Lee's Premium Undergravel Filters have a multi-level plate design made of special quality plastic which resists splitting or cracking

Amazon.com

$54.99

FREE shipping

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Nature's Ocean Hawaiian Coral Gravel for Aquarium, 10-Pound

Nature's Ocean Hawaiian Coral Gravel for Aquarium, 10-Pound

Nature's Ocean Hawaiian Coral Gravel #8 10LBS (Grain size: 1.7-2.5mm ). Premium Aragonite Reef Substrate for aquariums reduces Nitrates & Maintains ph. Ideal for reef system tank bottoms, denitrifying anaerobic beds, extremely high surface area filter... ... more

Nature's Ocean Hawaiian Coral Gravel for Aquarium, 10-Pound

Nature's Ocean Hawaiian Coral Gravel #8 10LBS (Grain size: 1.7-2.5mm ). Premium Aragonite Reef Substrate for aquariums reduces Nitrates & Maintains ph. Ideal for reef system tank bottoms, denitrifying anaerobic beds, extremely high surface area filter...

Amazon.com

$34.25

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Nature's Ocean Pacific Coral Gravel for Aquarium, 10-Pound

Nature's Ocean Pacific Coral Gravel for Aquarium, 10-Pound

Nature's Ocean Pacific Coral Gravel#5 10LBS (Grain size: 2.0 -3.5mm). Premium Aragonite Reef Substrate for aquariums reduces Nitrates & Maintains ph. Ideal for reef system tank bottoms, denitrifying anaerobic beds, extremely high surface area filter... ... more

Nature's Ocean Pacific Coral Gravel for Aquarium, 10-Pound

Nature's Ocean Pacific Coral Gravel#5 10LBS (Grain size: 2.0 -3.5mm). Premium Aragonite Reef Substrate for aquariums reduces Nitrates & Maintains ph. Ideal for reef system tank bottoms, denitrifying anaerobic beds, extremely high surface area filter...

Amazon.com

$37.68

FREE shipping

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Nature's Ocean Hawaiian Rainbow Gravel for Aquarium, 10-Pound

Nature's Ocean Hawaiian Rainbow Gravel for Aquarium, 10-Pound

Nature's Ocean Hawaiian Rainbow#8 10LBS (Grain size:6.3-9.5mm ). Premium Aragonite Reef Substrate for aquariums reduces Nitrates & Maintains ph. Ideal for reef system tank bottoms, denitrifying anaerobic beds, extremely high surface area filter media.... ... more

Nature's Ocean Hawaiian Rainbow Gravel for Aquarium, 10-Pound

Nature's Ocean Hawaiian Rainbow#8 10LBS (Grain size:6.3-9.5mm ). Premium Aragonite Reef Substrate for aquariums reduces Nitrates & Maintains ph. Ideal for reef system tank bottoms, denitrifying anaerobic beds, extremely high surface area filter media....

Amazon.com

$40.73

FREE shipping

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Nature's Ocean No.10 Taiwan Coral Aquarium Gravel, 20-Pound

Nature's Ocean No.10 Taiwan Coral Aquarium Gravel, 20-Pound

Nature's Ocean Taiwan Coral Gravel #10 20LBS (Grain size: 8.0 -12.0mm). Premium Aragonite Reef Substrate for aquariums reduces Nitrates & Maintains pH. Ideal for reef system tank bottoms, denitrifying anaerobic beds, extremely high surface area filter... ... more

Nature's Ocean No.10 Taiwan Coral Aquarium Gravel, 20-Pound

Nature's Ocean Taiwan Coral Gravel #10 20LBS (Grain size: 8.0 -12.0mm). Premium Aragonite Reef Substrate for aquariums reduces Nitrates & Maintains pH. Ideal for reef system tank bottoms, denitrifying anaerobic beds, extremely high surface area filter...

Amazon.com

$25.29

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Nature's Ocean No.4 Aragonite Gravel for Aquarium, 20-Pound

Nature's Ocean No.4 Aragonite Gravel for Aquarium, 20-Pound

Nature's Ocean Aragonite Gravel#4 20LBS (Grain size: 1.7 -2.5mm). Premium Aragonite Reef Substrate for aquariums reduces Nitrates & Maintains pH. Ideal for reef system tank bottoms, denitrifying anaerobic beds, extremely high surface area filter media.... ... more

Nature's Ocean No.4 Aragonite Gravel for Aquarium, 20-Pound

Nature's Ocean Aragonite Gravel#4 20LBS (Grain size: 1.7 -2.5mm). Premium Aragonite Reef Substrate for aquariums reduces Nitrates & Maintains pH. Ideal for reef system tank bottoms, denitrifying anaerobic beds, extremely high surface area filter media....

Amazon.com

$40.14

FREE shipping

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Nature's Ocean No.5 Samoa Gravel for Aquarium, 20-Pound, Pink

Nature's Ocean No.5 Samoa Gravel for Aquarium, 20-Pound, Pink

Nature's Ocean Samoa Pink Gravel#5 20LBS (Grain size: 1.7 -2.5mm). Premium Aragonite Reef Substrate for aquariums reduces Nitrates & Maintains pH. Ideal for reef system tank bottoms, denitrifying anaerobic beds, extremely high surface area filter... ... more

Nature's Ocean No.5 Samoa Gravel for Aquarium, 20-Pound, Pink

Nature's Ocean Samoa Pink Gravel#5 20LBS (Grain size: 1.7 -2.5mm). Premium Aragonite Reef Substrate for aquariums reduces Nitrates & Maintains pH. Ideal for reef system tank bottoms, denitrifying anaerobic beds, extremely high surface area filter...

Amazon.com

$39.26

FREE shipping

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Nature's Ocean No.15 Taiwan Coral Aquarium Gravel, 20-Pound

Nature's Ocean No.15 Taiwan Coral Aquarium Gravel, 20-Pound

Nature's Ocean Taiwan Coral Gravel #15 20LBS (Grain size: 10.0 -15.0mm). Premium Aragonite Reef Substrate for aquariums reduces Nitrates & Maintains pH. Ideal for reef system tank bottoms, denitrifying anaerobic beds, extremely high surface area filter... ... more

Nature's Ocean No.15 Taiwan Coral Aquarium Gravel, 20-Pound

Nature's Ocean Taiwan Coral Gravel #15 20LBS (Grain size: 10.0 -15.0mm). Premium Aragonite Reef Substrate for aquariums reduces Nitrates & Maintains pH. Ideal for reef system tank bottoms, denitrifying anaerobic beds, extremely high surface area filter...

Amazon.com

$42.30

FREE shipping

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Nature's Ocean Hawaiian Coral Gravel for Aquarium, 20-Pound

Nature's Ocean Hawaiian Coral Gravel for Aquarium, 20-Pound

Nature's Ocean Hawaiian Coral Gravel #8 20LBS (Grain size: 1.7-2.5mm). Premium Aragonite Reef Substrate for aquariums reduces Nitrates & Maintains ph. Ideal for reef system tank bottoms, denitrifying anaerobic beds, extremely high surface area filter... ... more

Nature's Ocean Hawaiian Coral Gravel for Aquarium, 20-Pound

Nature's Ocean Hawaiian Coral Gravel #8 20LBS (Grain size: 1.7-2.5mm). Premium Aragonite Reef Substrate for aquariums reduces Nitrates & Maintains ph. Ideal for reef system tank bottoms, denitrifying anaerobic beds, extremely high surface area filter...

Amazon.com

$39.32

FREE shipping

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Nature's Ocean Aragonite Gravel for Aquarium, 10-Pound

Nature's Ocean Aragonite Gravel for Aquarium, 10-Pound

Nature's Ocean Aragonite Gravel#4 10LBS (Grain size: 1.7 -2.5mm). Premium Aragonite Reef Substrate for aquariums reduces Nitrates & Maintains ph. Ideal for reef system tank bottoms, denitrifying anaerobic beds, extremely high surface area filter media.... ... more

Nature's Ocean Aragonite Gravel for Aquarium, 10-Pound

Nature's Ocean Aragonite Gravel#4 10LBS (Grain size: 1.7 -2.5mm). Premium Aragonite Reef Substrate for aquariums reduces Nitrates & Maintains ph. Ideal for reef system tank bottoms, denitrifying anaerobic beds, extremely high surface area filter media....

Amazon.com

$36.67

FREE shipping

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Tunze USA 3152.000 Automatic Top off Nano Osmolator for Aquariums Under 55-Gallon

Tunze USA 3152.000 Automatic Top off Nano Osmolator for Aquariums Under 55-Gallon

Water level controller with only one sensor for nano aquariums or small aquariums with up to 55 US gal. Can be installed in a cabinet filter or directly on the aquarium edge. Scope of delivery: ready for installation with 11V power supply, low-voltage... ... more

Tunze USA 3152.000 Automatic Top off Nano Osmolator for Aquariums Under 55-Gallon

Water level controller with only one sensor for nano aquariums or small aquariums with up to 55 US gal. Can be installed in a cabinet filter or directly on the aquarium edge. Scope of delivery: ready for installation with 11V power supply, low-voltage...

Amazon.com

$104.66

FREE shipping

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17'' x 11" Under Gravel Filter

17'' x 11" Under Gravel Filter

Undergravel filters work by the bubbles from the aquarium airpump pushing water up the uplift tube or a power head pulling water up forcing water through the gravel to replace it so filtering the aquarium water. Will fit a aquarium up to 18 inches long... ... more

17'' x 11" Under Gravel Filter

Undergravel filters work by the bubbles from the aquarium airpump pushing water up the uplift tube or a power head pulling water up forcing water through the gravel to replace it so filtering the aquarium water. Will fit a aquarium up to 18 inches long...

Amazon Marketplace

$12.95

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Lees Under Gravel Filter - Rectangle 40/55 gal 12x48

Lees Under Gravel Filter - Rectangle 40/55 gal 12x48

For use in freshwater or saltwater aquariums. Carbon cartridges and air diffusers included. Biological filtration is the process of breaking down toxic waste material to less toxic nitrates by beneficial bacteria. Colonies of bacteria present on the... ... more

Lees Under Gravel Filter - Rectangle 40/55 gal 12x48

For use in freshwater or saltwater aquariums. Carbon cartridges and air diffusers included. Biological filtration is the process of breaking down toxic waste material to less toxic nitrates by beneficial bacteria. Colonies of bacteria present on the...

Amazon Marketplace

$29.99

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Lee's Pet Products ALE13061 Under Gravel Uplifted Assembly for Aquarium Filter, 10.5-Inch

Lee's Pet Products ALE13061 Under Gravel Uplifted Assembly for Aquarium Filter, 10.5-Inch

Tubes come in sizes and the telescoping feature allows an additional 2-1/2-inch lift. Set include elbow, plate connector, telescoping ring and 1-inch dia. Uplift tube. ... more

Lee's Pet Products ALE13061 Under Gravel Uplifted Assembly for Aquarium Filter, 10.5-Inch

Tubes come in sizes and the telescoping feature allows an additional 2-1/2-inch lift. Set include elbow, plate connector, telescoping ring and 1-inch dia. Uplift tube.

Amazon Marketplace

$3.45

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11'' x 7" Under Gravel Filter

11'' x 7" Under Gravel Filter

Undergravel filters work by the bubbles from the aquarium airpump pushing water up the uplift tube or a powerhead pulling water up forcing water through the gravel to replace it so filtering the aquarium water. Will fit a aquarium up to 12 inches long... ... more

11'' x 7" Under Gravel Filter

Undergravel filters work by the bubbles from the aquarium airpump pushing water up the uplift tube or a powerhead pulling water up forcing water through the gravel to replace it so filtering the aquarium water. Will fit a aquarium up to 12 inches long...

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$9.95

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