Aquarium Thermometers

We are proud to introduce the NEW SmartTemp Thermometer. This unique design combines a thermometer with a magnet. Attach to the inside of the tank ...

The Marina Aquarium Floating Thermometer accurately monitors water temperatures to protect your fish from unsafe temperatures. An attached suction ...

Hagen Large Floating Thermometer is for fresh and salt water. Accurate and easy to read. Safety zone indicator for most tropical fish. Protects fis...

The Hagen Marina Standing Aquarium Thermometer is an accurate, easy to read temperature indicator for fresh and saltwater fish tanks. Includes a sa...

Hagen Marina Thermometer Suction Cups securely attach your aquarium thermometer or airline tubing to the aquarium wall. Suction cup attachments all...

The Rio Stick-On Digital Aquarium Thermometer is a great way to keep an eye on your aquariums temperature. This thermometer strip is temperature se...

The Penn Plax Therma-Temp Floating Thermometer with Suction Cup is an all glass thermometer with a suction cup mount. The Penn Plax Therma-Temp Flo...

The Aquatop Floating Glass Thermometer gives you the ability to easily monitor the water temperature in your aquarium. The thermometer is easy to r...

The Hagen Marina Stainless Steel Thermometer provides accurate, easy to read temperature readings for fresh and saltwater aquariums. A safety zone ...

The Zoo Med Aquatic Digital Thermometer provides accurate readings of your aquarium environment, and features a digital display for quick readings,...

Hagen Floating Thermometer. Centigrade and Fahrenheit. For fresh and salt water. Accurate and easy to read. Safety zone indicator for most tropical...

The Marina LCD Aquarium Thermometer features an easy-to-read liquid crystal display (LCD) that is reliably accurate to plus-or-minus 1°F, meaning n...

Marina Minerva Digital Thermometer is an easy-to-read liquid crystal display (LCD) aquarium thermometer that is reliably accurate to plus-or-minus ...

Most tropical fish have specific temperature requirements in order to thrive. The Penn-Plax AquaLIFE Therma-Temp Digital Aquarium Thermometer makes...

The Zoo Med Aqua Cool Aquarium Cooling Fan is a fully adjustable side-mounting water chiller. Unlike overhead fans, its design minimizes water spla...

The Marina LCD Digital Aquarium Thermometer is an easy-to-read liquid crystal display (LCD) aquarium thermometer that is reliably accurate to plus-...

The Penn Plax Therma-Temp Stainless Steel Thermometer is a small stainless steel thermometer that hangs on the rim of most aquariums. Effectively m...

The Coralife and ESU Reptile Battery Operated Digital Thermometer can be used to obtain accurate temperatures in aquariums or reptile terrariums. R...

Hagen Marina Meridian Thermometer is an easy-to-read liquid crystal display (LCD) aquarium thermometer that is reliably accurate to plus-or-minus 1...

The Marina LCD Digital Aquarium Thermometer features an easy-to-read liquid crystal display (LCD) that is reliably accurate to plus-or-minus 1° F: ...

Hagen Marinas Plastic Aquarium Thermometer is for fresh and saltwater use. Accurate and easy to read, with a safety zone indicator to protect most ...

The Rio Floating Glass Dual Hydrometer and Thermometer provides accurate measurements of specific gravity, salinity, and temperature in marine aqua...

The Marina LCD Thermometer is an easy-to-read liquid crystal display aquarium thermometer that is reliably accurate to plus-or-minus 1° F. No more ...

The Penn Plax Therma-Temp Full-Range Digital Thermometer accurately measures aquarium temperature. Contains clear and easy to read numbers, fahrenh...

The Rio Mini LCD Thermometer offers reliable readings and a compact design. Easy to read LCD display Safe for use in Freshwater and Saltwater Aquar...

The Rio Glass Floating Thermometer is easy to read and reliable! Perfect for aquariums and reads between 35-110 Degrees F. Floating Made of durable...