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40 Gallon

142 products
Cobalt Aquatics 45 Gallon C-Vue Aquarium
Starting at $209.99
…and plumbing, making the C-Vue aquarium series the most flexible all-in-one tanks on the market. C-Vue aquariums are also available in 18, 26 & 40 gallons.Each C-Vue tank offers a five-chamber hidden filtration system. Water enters the filter chambers through overflows on either side of the…
Aquatic Life Pack - 40 Gallon Marine Fish
(Miscellaneous species)
Starting at $169.99
…convenience, consider live, easy-to-care-for-corals available in the Aquatic Life Pack - 40 Gallon Soft Coral or the Aquatic Life Pack - 40 Gallon Long Polyp Stoney Coral.Species included in the 40 Gallon Marine Fish Aquatic Life Pack are omnivorous and will require a varied and well-balanced diet…
Innovative Marine Nuvo 40 Gallon Black Rimless Aquarium
Starting at $190.99
…with a polished diamond edge*Ideal for freshwater, saltwater, and reptile enclosuresFeaturing a modern, stylish design, the all-new Nuvo Black 40 Gallon Black Rimless Aquarium is the perfect way to accentuate your aquascape, while hiding any obtrusive equipment. It features a smoked rear glass…
Picotope 3 Gallon Aquarium Kit
Starting at $2.99
…water, while providing mechanical, chemical, and biological filtration.Includes: 3 gallon glass aquarium, 11-3/4" x 8-7/8" x 8" tank; compact fluorescent Clamp-on Lamp fixture with 9W 50/50 lamp and remote ballast; 40 gph Pico powerfilter. WarningTo guard against injury, basic safety…
Real Reef Eco Friendly Natural Rock
(Calcium Carbonate)
Starting at $174.99
…containing pieces ranging in size from 5 to 7 for smaller display aquariums. Our 40lb box will contain larger sized pieces ranging from 5 to 16 for larger display aquariums. The recommended weight per gallon is between 1-1/4 to 1-3/4 lbs. For aquascaping, it is acceptable to alter the shapes…
Cobalt Aquatics Accu-Therm Heater
Starting at $25.96
…temperature range of 66-90°F. Wattage Aquariums(up to) Length 25W 6 gallons 9-1/2" 50W 12 gallons 11" 75W 20 gallons 11" 100W 29 gallons 11" 150W 40 gallons 12-1/2" 200W 55 gallons 12-1/2" 250W 70 gallons 14-1/2" 300W 80 gallons 14-1/2" Important: Do not plug in heater until instructed.…
Threadfin Geophagus
(Acarichthys heckelii)
Starting at $49.99
…Geophagus is an elegant addition to community cichlid aquariums. Native to the Amazon region of Brazil, the Threadfin Geophagus does best in roomy, 40 gallon or larger aquariums that offer plenty of shelter amongst rocks and plants. Like other cichlids, this fish is known for its disruptive digging.…
Cobalt Aquatics C-Vue Complete Aquarium Kit, 40 gallon, Black, Reef
Starting at $169.99
…C-Vue Complete Aquarium Kit, 40 gallon, Black, Reef or similarly sized aquariums.Experience the beauty a healthy and vibrant aquarium will lend to your home or office. Start YOUR new aquarium adventure today!COMPLETE AQUARIUM KIT INCLUDES:Cobalt Aquatics C-Vue 40G All-In-One Aquarium Kit & Cabinet…
Cobalt Aquatics 18 Gallon C-Vue Aquarium
Starting at $19.99
…seal-top glass lidSuitable for saltwater or freshwater aquariumsMatching matte black cabinetry available18G: 20" x 16" 13" Aquarium also available sold as set that contains the C-Vue Cobalt Aquatics C-Vue 18G All-In-One Aquarium and the matte black cabinet stand.Available in 26, 40, & 45, gallons.
JBJ Cubey Deluxe 3 Gallon Aquarium
Starting at $99.99
…at home or officeAll-In-one nano aquarium system big on style and high-end features great for hobbyists of all skill levels. JBJ Cubey Deluxe 3 Gallon Aquarium boasts superior 3-stage filtration and a brilliant, 5W controllable RGB LED lighting system that allow versatile set up options. Great for…
Innovative Marine NUVO Fusion Aquariums
Starting at $40
…Aquarium Capacity Glass Thickness Aquarium Dimensions Stand Micro 30L(Mfg# 405) 30 Gallons 8mm 36" x 15" x 13" high 36" x 15" x 36" high Mini 40(Mfg# 505) 40 Gallons 8mm 24" x 20" x 19" high 24" x 20" x 36" high Filtration Specification NUVO…
Chemi-Pure & Chemi-Pure Elite
Starting at $48.88
…5 oz Chemi-Pure or 6.5 oz Chemi-Pure Elite treats up to 20 gallons; 10 oz Chemi-Pure or 11.74 oz Chemi-Pure Elite unit treats up to 50 gallons. Each extra large 40 oz Grande or 46.96 Grande Elite nylon bags treat 175-200 gallons. Remains active 4-6 months. Tips from our TechsMany of our customers…
Reef Advantage Strontium
Starting at $12.96
…optimum water quality. Ionically-balanced, no pre-dissolving necessary. 1.2 kg bottle treats 8,000 gallons. DIRECTIONS: BEGINNER: Use a level teaspoon per 150 L (40 gallons) twice a week. May be added directly to tank. ADVANCED: Check strontium level, then follow dosing regimen…
Seachem Reef Buffer
Starting at $7.3
…Builder should be used to raise alkalinity when pH is not a problem. 500 grams treats 4,000 gallons. DirectionsCheck pH and alkalinity before use.Use 5 grams (1 level teaspoon) for every 40 gallons to raise pH by about 0.1 pH units (this will also raise alkalinity by about 0.5 meq/L). Dissolve…
Reef Builder
Starting at $7.3
…sufficient magnesium to restore magnesium routinely depleted.Directions for Use Beginner: Use 3 g (half a level teaspoon*) per 150 L (40 gallons*) twice a week. Dissolve in at least 250 mL (1 cup*) of freshwater. Check alkalinity every 2 weeks and adjust amount or frequency accordingly.Advanced:…