Underwater Treasures Floating Glass Thermometers are mercury free for fish safety. The thermometers measure 4.5 inches in length and include a green-band on the temperature line to indicate the correct aquarium water temperature for optimal fish comfort and health. The glass thermometer can be cleaned as needed and the smooth glass surface resists fogging and algae growth. Underwater Treasures Floating Glass Thermometers require no batteries or special equipment to operate and are guaranteed to be accurate.
More about the brand
Underwater Treasures is a North American company that specializes in aquarium decorations, aeration equipment, temperature control devices, aquarium kits and other aquarium accessories. If you are looking to do some aquascaping for your tank or put together a themed aquarium, Underwater Treasures is the go-to brand for any kind of aquarium decor. Their extensive line of high-quality resin ornaments are intricately detailed and designed with both aesthetics and functionality in mind. With their huge selection of natural-looking silk plants, plastic plants, and coral replicas, you can be sure to find suitable decorative options to further enhance the appearance of your freshwater, saltwater or reef aquarium. Underwater Treasures also produces aquarium driftwood, aerating ornaments, and ceramic ornaments, all of which make great functional additions to any tank. Browse our wide array of Underwater Treasures aquarium products sold exclusively here at Big Al's Pets.