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100 Watts (Tank Size: 20 to 33 Gallon) Adjustable Aquarium Heater Anti-explosion Submersible Fish Tank Water/ Temperature Range 18~33’c (65°f and 93°f.)

$9.75
-26%
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2 x 300W Aquarium Heater Anti-Explosion Submersible Fish Tank Water Adjustable

$20.20 $14.90
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200 Watts(tank Size: 40 to 66 Gallon) Adjustable Aquarium Heater Anti-explosion Submersible Fish Tank Water/ Temperature Range 18~33’c (65°f and 93°f.)

$10.31 $10.30
-20%
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250 Watt Professional Submersible Heater for Freshwater & Saltwater Aquariums, Aquaculture, Terrariums & Hydroponic Systems! Heats 65 Gallon to 75 Gallon Aquariums

$39.99 $31.99
-3%
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2PCS 500W Aquarium Heater Anti-Explosion Submersible Fish Tank Water Adjustable

$24.95 $24.32
-25%
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50 Watts (Tank Size: 10 to 16 Gallon) Adjustable Aquarium Heater Anti-explosion Submersible Fish Tank Water/ Temperature Range 18~33’c (65°f and 93°f.)

$13.85 $10.39
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A-szcxtop 500 W Aquarium Heater with Suction Cup, Intelligent LED Stainless Steel Submersible Heater, Adjustable Temperature Fish Tank Water Heater, Up to 125 Gallon Aquarium (500W-Up to 125 Gallon)

$21.69
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American Paws Pet Products 75 Gallon Aquarium Heater 300 Watt Fully Submersible Fresh & Salt Water Fish Tank Warmer With Thermostat

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Aquarium Heater Guard Protector w/ Suction Cups – Black

$2.62
-63%
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Aquarium Heater with Extra Thermometer,Submersible Fish Tank Water Heater with Adjustable Temperature 300W

$59.99 $21.99
-16%
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AquaTop 100W Digital Heater with External Control

$27.84 $23.33
-11%
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AquaTop 300W Digital Heater with External Control

$49.95 $44.60
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AquaTop 500W Premier Glass Heater with Protective Guard

$31.12
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AquaTop Nano Aquarium Digital Heater with LED D1HT 25W

$19.99 $19.97
-17%
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Aquatop Nano Aquarium Heater, 15-Watt (2.6 To 4 Gallon Aquariums / 77 Degree Fahrenheit Preset Temperature)

$17.60 $14.58
-60%
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Aqueon Fish Tank Mini Heater, 10-watt, Plastic

$23.00 $9.19
-68%
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Aqueon Flat Heater, 7.5 Watt, up to 3 Gallon

$15.61 $4.99
-27%
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Aqueon Mini Heater, 10W

$12.57 $9.19
-37%
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Aqueon Preset Heater, 50W

$15.40 $9.66
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Aqueon Pro Adjustable Heater, 100W

$37.91
-17%
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Aqueon Pro Adjustable Heater, 200W

$31.29 $26.00
-24%
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Aqueon Submersible Aquarium Heater

$33.04 $24.95
-10%
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Cascade Heat 10″ Aquarium Heater 150 Watt for 30 Gallon Tanks

$21.99 $19.71
-20%
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Catalina RF-1000T Heat Controller and 1000 watt Titanium Heater

$199.99 $159.99