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Best Seller
Fresh Fab Finds Submersible Aquarium Heater 100W Adjustable Fish Tank Heater Thermostat Water Heating Rod With 2 Suction Cups For Freshwater Marine Saltwater - Black

Fresh Fab Finds Submersible Aquarium Heater 100W Adjustable Fish Tank Heater Thermostat Water Heating Rod With 2 Suction Cups For Freshwater Marine Saltwater - Black

Unlike humans, fish always rely on the temperature of the water to maintain their body temperature. Therefore, the temperature of your aquarium is an important factor in the comfort and well-being of your fish. This aquarium heater will keep your tank... ... more

Fresh Fab Finds Submersible Aquarium Heater 100W Adjustable Fish Tank Heater Thermostat Water Heating Rod With 2 Suction Cups For Freshwater Marine Saltwater - Black

Unlike humans, fish always rely on the temperature of the water to maintain their body temperature. Therefore, the temperature of your aquarium is an important factor in the comfort and well-being of your fish. This aquarium heater will keep your tank...

Verishop

$49.99 $24.99

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VIVOSUN Submersible Aquarium Heater 300w Titanium Fish Tank Heaters w/ Intelligent Led Temperature Display | 12.8 H x 1 W x 1 D in | Wayfair

VIVOSUN Submersible Aquarium Heater 300w Titanium Fish Tank Heaters w/ Intelligent Led Temperature Display | 12.8 H x 1 W x 1 D in | Wayfair

VIVOSUN submersible aquarium heaters are more efficient, and the heating unit is completely submerged in the water, providing more consistent heating to the aquarium. An intelligent IC chip controls the heater temperature, making the temperature... ... more

VIVOSUN Submersible Aquarium Heater 300w Titanium Fish Tank Heaters w/ Intelligent Led Temperature Display | 12.8 H x 1 W x 1 D in | Wayfair

VIVOSUN submersible aquarium heaters are more efficient, and the heating unit is completely submerged in the water, providing more consistent heating to the aquarium. An intelligent IC chip controls the heater temperature, making the temperature...

Wayfair

$34.55

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Best Seller
THEO Shatterproof Aquarium Heater Ideal for 5-14 Gallon Tanks, 7 Inches Long, 50W, .583 LB

THEO Shatterproof Aquarium Heater Ideal for 5-14 Gallon Tanks, 7 Inches Long, 50W, .583 LB

Theo is the fully submersible aquarium heater by Hydor, supplied complete with suction cups for both horizontal and vertical positioning. A knob with graduated scale allows you to adjust the thermostat to the desired temperature, maintaining it... ... more

THEO Shatterproof Aquarium Heater Ideal for 5-14 Gallon Tanks, 7 Inches Long, 50W, .583 LB

Theo is the fully submersible aquarium heater by Hydor, supplied complete with suction cups for both horizontal and vertical positioning. A knob with graduated scale allows you to adjust the thermostat to the desired temperature, maintaining it...

Petco.com

$24.21

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Submersible Aquarium Heater, 100 Watts

Submersible Aquarium Heater, 100 Watts

The Aqueon Submersible Aquarium Heater is the perfect candidate for the job. ... more

Submersible Aquarium Heater, 100 Watts

The Aqueon Submersible Aquarium Heater is the perfect candidate for the job.

Petco.com

$31.99

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Pro 300 Submersible Aquarium Heater, 300 Watts

Pro 300 Submersible Aquarium Heater, 300 Watts

Over here, we've got the Aqueon Pro 300 Submersible Aquarium Heater - the ultimate gadget for your fishy friends! Get ready to experience precise temperature control like never before with this baby. Here's what makes it so special: ... more

Pro 300 Submersible Aquarium Heater, 300 Watts

Over here, we've got the Aqueon Pro 300 Submersible Aquarium Heater - the ultimate gadget for your fishy friends! Get ready to experience precise temperature control like never before with this baby. Here's what makes it so special:

Petco.com

$54.95

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Tucker Murphy Petâ„¢ Titanium Aquarium Heater Metal (great for large aquariums) in Black | 1.5 H x 3 W x 15 D in | Wayfair

Tucker Murphy Petâ„¢ Titanium Aquarium Heater Metal (great for large aquariums) in Black | 1.5 H x 3 W x 15 D in | Wayfair

This 400W Titanium Aquarium Heater fits 70 to 80 gallons fish tanks, made of sturdy titanium alloy which is IPX8 water-resistant and resistant to rust, corrosion, scalding and explosions. Equipped with an informative LCD digital monitoring display and... ... more

Tucker Murphy Petâ„¢ Titanium Aquarium Heater Metal (great for large aquariums) in Black | 1.5 H x 3 W x 15 D in | Wayfair

This 400W Titanium Aquarium Heater fits 70 to 80 gallons fish tanks, made of sturdy titanium alloy which is IPX8 water-resistant and resistant to rust, corrosion, scalding and explosions. Equipped with an informative LCD digital monitoring display and...

Wayfair

$52.99

FREE shipping

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Midwest Homes For Pets Theo Aquarium Heater in Black | 12.21 H x 1.3 W x 1.3 D in | Wayfair T11602

Midwest Homes For Pets Theo Aquarium Heater in Black | 12.21 H x 1.3 W x 1.3 D in | Wayfair T11602

The Theo fish tank heater has all the essential features for the precise and safe maintenance of the water temperature in your aquarium. The exclusive technology and the high quality of components guarantee a long life. The aquarium heater is... ... more

Midwest Homes For Pets Theo Aquarium Heater in Black | 12.21 H x 1.3 W x 1.3 D in | Wayfair T11602

The Theo fish tank heater has all the essential features for the precise and safe maintenance of the water temperature in your aquarium. The exclusive technology and the high quality of components guarantee a long life. The aquarium heater is...

Wayfair

$44.99 $34.99

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Submersible Aquarium Heater, 50 Watts

Submersible Aquarium Heater, 50 Watts

The Aqueon Submersible Aquarium Heater is the perfect candidate for the job. ... more

Submersible Aquarium Heater, 50 Watts

The Aqueon Submersible Aquarium Heater is the perfect candidate for the job.

Petco.com

$29.95

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Pro 150 Submersible Aquarium Heater, 150 Watts, 150 W / 13.5 IN

Pro 150 Submersible Aquarium Heater, 150 Watts, 150 W / 13.5 IN

An underwater oasis is not complete without the Aqueon Pro 150 Submersible Aquarium Heater! This aquatic essential comes packed with features that will make your fishy friends feel like they're swimming in a tropical paradise. ... more

Pro 150 Submersible Aquarium Heater, 150 Watts, 150 W / 13.5 IN

An underwater oasis is not complete without the Aqueon Pro 150 Submersible Aquarium Heater! This aquatic essential comes packed with features that will make your fishy friends feel like they're swimming in a tropical paradise.

Petco.com

$46.95

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Adjustable Quartz Glass Aquarium Heater, 300 Watts, 300 W / 15.15 IN

Adjustable Quartz Glass Aquarium Heater, 300 Watts, 300 W / 15.15 IN

Submersible Quartz Adjustable Heater safe for Freshwater and Saltwater tanks. Easy to set thermostat which features LED Power Indicator Light showing operation: Red-Heating and Green-Temperature Set. All Lifegard heaters are UL Listed with Thermal... ... more

Adjustable Quartz Glass Aquarium Heater, 300 Watts, 300 W / 15.15 IN

Submersible Quartz Adjustable Heater safe for Freshwater and Saltwater tanks. Easy to set thermostat which features LED Power Indicator Light showing operation: Red-Heating and Green-Temperature Set. All Lifegard heaters are UL Listed with Thermal...

Petco.com

$30.99

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Adjustable Quartz Glass Aquarium Heater, 150 Watts, 150 W / 12 IN

Adjustable Quartz Glass Aquarium Heater, 150 Watts, 150 W / 12 IN

Submersible Quartz Adjustable Heater safe for Freshwater and Saltwater tanks. Easy to set thermostat which features LED Power Indicator Light showing operation: Red-Heating and Green-Temperature Set. All Lifegard heaters are UL Listed with Thermal... ... more

Adjustable Quartz Glass Aquarium Heater, 150 Watts, 150 W / 12 IN

Submersible Quartz Adjustable Heater safe for Freshwater and Saltwater tanks. Easy to set thermostat which features LED Power Indicator Light showing operation: Red-Heating and Green-Temperature Set. All Lifegard heaters are UL Listed with Thermal...

Petco.com

$28.99

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THEO Shatterproof Aquarium Heater Ideal for 23-40 Gallon Tanks, 12 Inches Long, 150W, .76 LB

THEO Shatterproof Aquarium Heater Ideal for 23-40 Gallon Tanks, 12 Inches Long, 150W, .76 LB

Theo is the fully submersible aquarium heater by Hydor, supplied complete with suction cups for both horizontal and vertical positioning. A knob with graduated scale allows you to adjust the thermostat to the desired temperature, maintaining it... ... more

THEO Shatterproof Aquarium Heater Ideal for 23-40 Gallon Tanks, 12 Inches Long, 150W, .76 LB

Theo is the fully submersible aquarium heater by Hydor, supplied complete with suction cups for both horizontal and vertical positioning. A knob with graduated scale allows you to adjust the thermostat to the desired temperature, maintaining it...

Petco.com

$34.99

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5/8" hose External In-line Aquarium Heater, 200 Watts, 200 W / 4.02 IN

5/8" hose External In-line Aquarium Heater, 200 Watts, 200 W / 4.02 IN

Eth is a heater for aquariums also suitable for sump collection tanks and external filters for vertical positioning only. Accurate thanks to the electronic temperature control, it is specially designed to guarantee high resistance and avoid the risk of... ... more

5/8" hose External In-line Aquarium Heater, 200 Watts, 200 W / 4.02 IN

Eth is a heater for aquariums also suitable for sump collection tanks and external filters for vertical positioning only. Accurate thanks to the electronic temperature control, it is specially designed to guarantee high resistance and avoid the risk of...

Petco.com

$54.70

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1/2" hose External In-line Aquarium Heater, 200 Watts, 1.106 LB

1/2" hose External In-line Aquarium Heater, 200 Watts, 1.106 LB

Eth is a heater for aquariums also suitable for sump collection tanks and external filters for vertical positioning only. Accurate thanks to the electronic temperature control, it is specially designed to guarantee high resistance and avoid the risk of... ... more

1/2" hose External In-line Aquarium Heater, 200 Watts, 1.106 LB

Eth is a heater for aquariums also suitable for sump collection tanks and external filters for vertical positioning only. Accurate thanks to the electronic temperature control, it is specially designed to guarantee high resistance and avoid the risk of...

Petco.com

$77.09

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Preset Aquarium Heater, 150W, 150 W / 8 IN

Preset Aquarium Heater, 150W, 150 W / 8 IN

The Aqueon Preset Aquarium Heater 150W is a wonder heater that is preset to 78F. It is made of shatter-resistant construction, ensuring the safety of your fish. The heater has automatic safety shut off and overheat protection, giving you peace of mind.... ... more

Preset Aquarium Heater, 150W, 150 W / 8 IN

The Aqueon Preset Aquarium Heater 150W is a wonder heater that is preset to 78F. It is made of shatter-resistant construction, ensuring the safety of your fish. The heater has automatic safety shut off and overheat protection, giving you peace of mind....

Petco.com

$30.99

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Preset Aquarium Heater, 200W, 200 W / 9.75 IN

Preset Aquarium Heater, 200W, 200 W / 9.75 IN

When it comes to keeping your aquatic friends cozy, the Aqueon Preset Aquarium Heater 200W is the perfect solution! With no need for adjustment, this heater is preset to a comfortable 78F so your fish can feel right at home. It's built tough with... ... more

Preset Aquarium Heater, 200W, 200 W / 9.75 IN

When it comes to keeping your aquatic friends cozy, the Aqueon Preset Aquarium Heater 200W is the perfect solution! With no need for adjustment, this heater is preset to a comfortable 78F so your fish can feel right at home. It's built tough with...

Petco.com

$28.99

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Pro 200 Submersible Aquarium Heater, 200 W / 13.5 IN

Pro 200 Submersible Aquarium Heater, 200 W / 13.5 IN

Today, we're introducing the Aqueon Pro 200 Submersible Aquarium Heater, the ultimate tool for ensuring your fishy friends are living their best lives! This heater is packed with features that'll make your aquarium maintenance a breeze. ... more

Pro 200 Submersible Aquarium Heater, 200 W / 13.5 IN

Today, we're introducing the Aqueon Pro 200 Submersible Aquarium Heater, the ultimate tool for ensuring your fishy friends are living their best lives! This heater is packed with features that'll make your aquarium maintenance a breeze.

Petco.com

$48.95

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Adjustable Quartz Glass Aquarium Heater, 75 Watts, 75 W / 10.44 IN

Adjustable Quartz Glass Aquarium Heater, 75 Watts, 75 W / 10.44 IN

Submersible Quartz Adjustable Heater safe for Freshwater and Saltwater tanks. Easy to set thermostat which features LED Power Indicator Light showing operation: Red-Heating and Green-Temperature Set. All Lifegard heaters are UL Listed with Thermal... ... more

Adjustable Quartz Glass Aquarium Heater, 75 Watts, 75 W / 10.44 IN

Submersible Quartz Adjustable Heater safe for Freshwater and Saltwater tanks. Easy to set thermostat which features LED Power Indicator Light showing operation: Red-Heating and Green-Temperature Set. All Lifegard heaters are UL Listed with Thermal...

Petco.com

$27.99

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Adjustable Quartz Glass Aquarium Heater, 25 Watts, 25 W / 9.05 IN

Adjustable Quartz Glass Aquarium Heater, 25 Watts, 25 W / 9.05 IN

Submersible Quartz Adjustable Heater safe for Freshwater and Saltwater tanks. Easy to set thermostat which features LED Power Indicator Light showing operation: Red-Heating and Green-Temperature Set. All Lifegard heaters are UL Listed with Thermal... ... more

Adjustable Quartz Glass Aquarium Heater, 25 Watts, 25 W / 9.05 IN

Submersible Quartz Adjustable Heater safe for Freshwater and Saltwater tanks. Easy to set thermostat which features LED Power Indicator Light showing operation: Red-Heating and Green-Temperature Set. All Lifegard heaters are UL Listed with Thermal...

Petco.com

$26.99

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Adjustable Quartz Glass Aquarium Heater, 50 Watts, 50 W / 9.05 IN

Adjustable Quartz Glass Aquarium Heater, 50 Watts, 50 W / 9.05 IN

Submersible Quartz Adjustable Heater safe for Freshwater and Saltwater tanks. Easy to set thermostat which features LED Power Indicator Light showing operation: Red-Heating and Green-Temperature Set. All Lifegard heaters are UL Listed with Thermal... ... more

Adjustable Quartz Glass Aquarium Heater, 50 Watts, 50 W / 9.05 IN

Submersible Quartz Adjustable Heater safe for Freshwater and Saltwater tanks. Easy to set thermostat which features LED Power Indicator Light showing operation: Red-Heating and Green-Temperature Set. All Lifegard heaters are UL Listed with Thermal...

Petco.com

$26.99

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Adjustable Quartz Glass Aquarium Heater, 100 Watts, 100 W / 10.44 IN

Adjustable Quartz Glass Aquarium Heater, 100 Watts, 100 W / 10.44 IN

Submersible Quartz Adjustable Heater safe for Freshwater and Saltwater tanks. Easy to set thermostat which features LED Power Indicator Light showing operation: Red-Heating and Green-Temperature Set. All Lifegard heaters are UL Listed with Thermal... ... more

Adjustable Quartz Glass Aquarium Heater, 100 Watts, 100 W / 10.44 IN

Submersible Quartz Adjustable Heater safe for Freshwater and Saltwater tanks. Easy to set thermostat which features LED Power Indicator Light showing operation: Red-Heating and Green-Temperature Set. All Lifegard heaters are UL Listed with Thermal...

Petco.com

$27.99

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Preset Aquarium Heater, 100W, 100 W / 6.4 IN

Preset Aquarium Heater, 100W, 100 W / 6.4 IN

Introducing the Aqueon Preset Aquarium Heater - a must-have for any fish lover! With its sleek and shatter-resistant construction, this heater is built to last. And the best part? No fiddling around with complicated temperature settings - it's preset... ... more

Preset Aquarium Heater, 100W, 100 W / 6.4 IN

Introducing the Aqueon Preset Aquarium Heater - a must-have for any fish lover! With its sleek and shatter-resistant construction, this heater is built to last. And the best part? No fiddling around with complicated temperature settings - it's preset...

Petco.com

$24.99

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THEO Shatterproof Aquarium Heater Ideal for 32-60 Gallon Tanks, 200 Watts, .7625 LB

THEO Shatterproof Aquarium Heater Ideal for 32-60 Gallon Tanks, 200 Watts, .7625 LB

Theo is the fully submersible aquarium heater by Hydor, supplied complete with suction cups for both horizontal and vertical positioning. A knob with graduated scale allows you to adjust the thermostat to the desired temperature, maintaining it... ... more

THEO Shatterproof Aquarium Heater Ideal for 32-60 Gallon Tanks, 200 Watts, .7625 LB

Theo is the fully submersible aquarium heater by Hydor, supplied complete with suction cups for both horizontal and vertical positioning. A knob with graduated scale allows you to adjust the thermostat to the desired temperature, maintaining it...

Petco.com

$41.99

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Pro 100 Submersible Aquarium Heater, 100 W / 10 IN

Pro 100 Submersible Aquarium Heater, 100 W / 10 IN

For all the fish lovers out there, we've got the hot new item that's sure to make a splash in your aquarium - the Aqueon Pro 100 Submersible Aquarium Heater! This little powerhouse is packed with features that will keep your aquatic friends happy and... ... more

Pro 100 Submersible Aquarium Heater, 100 W / 10 IN

For all the fish lovers out there, we've got the hot new item that's sure to make a splash in your aquarium - the Aqueon Pro 100 Submersible Aquarium Heater! This little powerhouse is packed with features that will keep your aquatic friends happy and...

Petco.com

$45.95

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Submersible Aquarium Heater, 150 Watts

Submersible Aquarium Heater, 150 Watts

The Aqueon Submersible Aquarium Heater is the perfect candidate for the job. ... more

Submersible Aquarium Heater, 150 Watts

The Aqueon Submersible Aquarium Heater is the perfect candidate for the job.

Petco.com

$35.99

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Pro 50 Submersible Aquarium Heater, 50 W / 8.5 IN

Pro 50 Submersible Aquarium Heater, 50 W / 8.5 IN

The Aqueon Pro 50 Submersible Aquarium Heater is a precise temperature control feature that allows you to set the temperature to within +/- 1 degree F. It has an adjustable temperature range between 68-88 degrees F, making it perfect for all types of... ... more

Pro 50 Submersible Aquarium Heater, 50 W / 8.5 IN

The Aqueon Pro 50 Submersible Aquarium Heater is a precise temperature control feature that allows you to set the temperature to within +/- 1 degree F. It has an adjustable temperature range between 68-88 degrees F, making it perfect for all types of...

Petco.com

$44.95

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HT10 Submersible Aquarium Heater, 50 Watts

HT10 Submersible Aquarium Heater, 50 Watts

Tetra HT line of heaters are easy-to-use and work in aquariums ranging from 2 to 55 gallons. The heaters have electronic thermostats that automatically adjust heat output to keep water at a constant 78 degrees F. All HT heaters have indicator lights to... ... more

HT10 Submersible Aquarium Heater, 50 Watts

Tetra HT line of heaters are easy-to-use and work in aquariums ranging from 2 to 55 gallons. The heaters have electronic thermostats that automatically adjust heat output to keep water at a constant 78 degrees F. All HT heaters have indicator lights to...

Petco.com

$9.42

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Submersible Aquarium Heater, 200 Watts

Submersible Aquarium Heater, 200 Watts

The Aqueon Submersible Aquarium Heater is the perfect candidate for the job. ... more

Submersible Aquarium Heater, 200 Watts

The Aqueon Submersible Aquarium Heater is the perfect candidate for the job.

Petco.com

$39.99

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Submersible Aquarium Heater, 300 Watts

Submersible Aquarium Heater, 300 Watts

The Aqueon Submersible Aquarium Heater is the perfect candidate for the job. ... more

Submersible Aquarium Heater, 300 Watts

The Aqueon Submersible Aquarium Heater is the perfect candidate for the job.

Petco.com

$43.99

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Preset Aquarium Heater, 50W, 10 GAL

Preset Aquarium Heater, 50W, 10 GAL

GloFish Submersible Heater is designed to keep your aquatic fish comfortable, with an electronic thermostat that automatically maintains a consistent water temperature of 78 degrees and prevents overheating, extending heater life. An indicator light... ... more

Preset Aquarium Heater, 50W, 10 GAL

GloFish Submersible Heater is designed to keep your aquatic fish comfortable, with an electronic thermostat that automatically maintains a consistent water temperature of 78 degrees and prevents overheating, extending heater life. An indicator light...

Petco.com

$8.38

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Pre Set Quartz Glass Aquarium Heater, 200 Watts, 200 W / 8.66 IN

Pre Set Quartz Glass Aquarium Heater, 200 Watts, 200 W / 8.66 IN

Submersible Pre Set Quartz Glass Aquarium Heater safe for Freshwater and Saltwater tanks. Pre Set and Calibrated thermostat to 78 degree with no Temperature adjustment needed. LED Power Indicator Light showing operation: Red-Heating and... ... more

Pre Set Quartz Glass Aquarium Heater, 200 Watts, 200 W / 8.66 IN

Submersible Pre Set Quartz Glass Aquarium Heater safe for Freshwater and Saltwater tanks. Pre Set and Calibrated thermostat to 78 degree with no Temperature adjustment needed. LED Power Indicator Light showing operation: Red-Heating and...

Petco.com

$21.99

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Adjustable Quartz Glass Aquarium Heater, 200 Watts, 200 W / 13.19 IN

Adjustable Quartz Glass Aquarium Heater, 200 Watts, 200 W / 13.19 IN

Submersible Quartz Adjustable Heater safe for Freshwater and Saltwater tanks. Easy to set thermostat which features LED Power Indicator Light showing operation: Red-Heating and Green-Temperature Set. All Lifegard heaters are UL Listed with Thermal... ... more

Adjustable Quartz Glass Aquarium Heater, 200 Watts, 200 W / 13.19 IN

Submersible Quartz Adjustable Heater safe for Freshwater and Saltwater tanks. Easy to set thermostat which features LED Power Indicator Light showing operation: Red-Heating and Green-Temperature Set. All Lifegard heaters are UL Listed with Thermal...

Petco.com

$29.99

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Adjustable Quartz Glass Aquarium Heater, 250 Watts, 250 W / 14.17 IN

Adjustable Quartz Glass Aquarium Heater, 250 Watts, 250 W / 14.17 IN

Submersible Quartz Adjustable Heater safe for Freshwater and Saltwater tanks. Easy to set thermostat which features LED Power Indicator Light showing operation: Red-Heating and Green-Temperature Set. All Lifegard heaters are UL Listed with Thermal... ... more

Adjustable Quartz Glass Aquarium Heater, 250 Watts, 250 W / 14.17 IN

Submersible Quartz Adjustable Heater safe for Freshwater and Saltwater tanks. Easy to set thermostat which features LED Power Indicator Light showing operation: Red-Heating and Green-Temperature Set. All Lifegard heaters are UL Listed with Thermal...

Petco.com

$30.99

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Pre Set Quartz Glass Aquarium Heater, 50 Watts, 50 W / 5.11 IN

Pre Set Quartz Glass Aquarium Heater, 50 Watts, 50 W / 5.11 IN

Submersible Pre Set Quartz Glass Aquarium Heater safe for Freshwater and Saltwater tanks. Pre Set and Calibrated thermostat to 78 degree with no Temperature adjustment needed. LED Power Indicator Light showing operation: Red-Heating and... ... more

Pre Set Quartz Glass Aquarium Heater, 50 Watts, 50 W / 5.11 IN

Submersible Pre Set Quartz Glass Aquarium Heater safe for Freshwater and Saltwater tanks. Pre Set and Calibrated thermostat to 78 degree with no Temperature adjustment needed. LED Power Indicator Light showing operation: Red-Heating and...

Petco.com

$16.99

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Midwest Homes For Pets Theo Aquarium Heater in Black | 16.78 H x 2.01 W x 3.35 D in | Wayfair T11502

Midwest Homes For Pets Theo Aquarium Heater in Black | 16.78 H x 2.01 W x 3.35 D in | Wayfair T11502

The Theo fish tank heater has all the essential features for the precise and safe maintenance of the water temperature in your aquarium. The exclusive technology and the high quality of components guarantee a long life. The aquarium heater is... ... more

Midwest Homes For Pets Theo Aquarium Heater in Black | 16.78 H x 2.01 W x 3.35 D in | Wayfair T11502

The Theo fish tank heater has all the essential features for the precise and safe maintenance of the water temperature in your aquarium. The exclusive technology and the high quality of components guarantee a long life. The aquarium heater is...

Wayfair

$59.99 $36.19

FREE shipping

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Pre Set Quartz Glass Aquarium Heater, 25 Watts, 25 W / 5.11 IN

Pre Set Quartz Glass Aquarium Heater, 25 Watts, 25 W / 5.11 IN

Submersible Pre Set Quartz Glass Aquarium Heater safe for Freshwater and Saltwater tanks. Pre Set and Calibrated thermostat to 78 degree with no Temperature adjustment needed. LED Power Indicator Light showing operation: Red-Heating and... ... more

Pre Set Quartz Glass Aquarium Heater, 25 Watts, 25 W / 5.11 IN

Submersible Pre Set Quartz Glass Aquarium Heater safe for Freshwater and Saltwater tanks. Pre Set and Calibrated thermostat to 78 degree with no Temperature adjustment needed. LED Power Indicator Light showing operation: Red-Heating and...

Petco.com

$16.99

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Midwest Homes For Pets Theo Shatterproof Aquarium Heater in Black | 9.53 H x 2.09 W x 4.53 D in | Wayfair T11102

Midwest Homes For Pets Theo Shatterproof Aquarium Heater in Black | 9.53 H x 2.09 W x 4.53 D in | Wayfair T11102

The Theo fish tank heater has all the essential features for the precise and safe maintenance of the water temperature in your aquarium. The exclusive technology and the high quality of components guarantee a long life. The aquarium heater is... ... more

Midwest Homes For Pets Theo Shatterproof Aquarium Heater in Black | 9.53 H x 2.09 W x 4.53 D in | Wayfair T11102

The Theo fish tank heater has all the essential features for the precise and safe maintenance of the water temperature in your aquarium. The exclusive technology and the high quality of components guarantee a long life. The aquarium heater is...

Wayfair

$41.99 $28.75

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Midwest Homes For Pets Theo Aquarium Heater in Black | 9.85 H x 2.01 W x 3.35 D in | Wayfair T11702

Midwest Homes For Pets Theo Aquarium Heater in Black | 9.85 H x 2.01 W x 3.35 D in | Wayfair T11702

The Theo fish tank heater has all the essential features for the precise and safe maintenance of the water temperature in your aquarium. The exclusive technology and the high quality of components guarantee a long life. The aquarium heater is... ... more

Midwest Homes For Pets Theo Aquarium Heater in Black | 9.85 H x 2.01 W x 3.35 D in | Wayfair T11702

The Theo fish tank heater has all the essential features for the precise and safe maintenance of the water temperature in your aquarium. The exclusive technology and the high quality of components guarantee a long life. The aquarium heater is...

Wayfair

$39.99 $27.44

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Midwest Homes For Pets Theo Aquarium Heater in Black | 16.03 H x 2.01 W x 3.04 D in | Wayfair T11402

Midwest Homes For Pets Theo Aquarium Heater in Black | 16.03 H x 2.01 W x 3.04 D in | Wayfair T11402

The Theo fish tank heater has all the essential features for the precise and safe maintenance of the water temperature in your aquarium. The exclusive technology and the high quality of components guarantee a long life. The aquarium heater is... ... more

Midwest Homes For Pets Theo Aquarium Heater in Black | 16.03 H x 2.01 W x 3.04 D in | Wayfair T11402

The Theo fish tank heater has all the essential features for the precise and safe maintenance of the water temperature in your aquarium. The exclusive technology and the high quality of components guarantee a long life. The aquarium heater is...

Wayfair

$57.99 $44.99

FREE shipping

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Pre Set Quartz Glass Aquarium Heater, 100 Watts, 100 W / 5.9 IN

Pre Set Quartz Glass Aquarium Heater, 100 Watts, 100 W / 5.9 IN

Submersible Pre Set Quartz Glass Aquarium Heater safe for Freshwater and Saltwater tanks. Pre Set and Calibrated thermostat to 78 degree with no Temperature adjustment needed. LED Power Indicator Light showing operation: Red-Heating and... ... more

Pre Set Quartz Glass Aquarium Heater, 100 Watts, 100 W / 5.9 IN

Submersible Pre Set Quartz Glass Aquarium Heater safe for Freshwater and Saltwater tanks. Pre Set and Calibrated thermostat to 78 degree with no Temperature adjustment needed. LED Power Indicator Light showing operation: Red-Heating and...

Petco.com

$20.99

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