Fish Tank Aquarium Glass Float Hydrometer w/ Thermometer Salt Water Marine 20 cm

Nº de artículo: 36049916

Fish Tank Aquarium Glass Float Hydrometer w/ Thermometer Salt Water Marine 20 cm

Nº de artículo: 36049916

USD 19

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What Stands Out

Dual Functionality
Combines a hydrometer and thermometer in one sleek design, allowing users to measure both salinity and temperature accurately, ensuring optimal conditions for marine life.
Durable Construction
Crafted from high-quality glass, this hydrometer is sturdy and provides clear readings, reducing the risk of breaks and ensuring long-lasting use in various aquarium settings.
User-Friendly Design
The 20 cm size is convenient for easy reading, with clear markings that facilitate quick assessments, making it ideal for both novice and experienced aquarium enthusiasts.

Detalles de producto

Fish Tank Aquarium Glass Float Hydrometer w/ Thermometer Salt Water Marine 20 cm
Additional FeaturesHigh Accuracy
Display TypeAnalog
Upper Temperature Range86 u00b0F
ReusabilityReusable
Immersion Depth7.5 inches
Indoor Outdoor UsageIndoor
Resolution0.2 degrees
Outer MaterialGlass
Product Care InstructionsWipe Clean
ColorTransparent, Green
Style NameFloat
Brand NameRIO
Age Range DescriptionAdult
Included Components1 x Fish Tank Aquarium Glass Float Hydrometer with Thermometer
Model Name000676050446
Model000676050446
UPC000676050446
ManufacturerTAAM
Unit Count1 Count
Item Length7.8 inches (19.81 cm)
BrandRIO
Special FeatureHigh Accuracy
Age Range (Description)Adult
Item Weight0.5 lbs (230 grams)

Who Should Buy?

Suitable For
  • Reef Enthusiasts

    Ideal for hobbyists maintaining coral reefs needing precise salinity and temperature measurements in their aquariums.

  • Aquarium Beginners

    Great for new aquarium owners wanting to ensure proper conditions for their fish and aquatic life.

  • Marine Biologists

    Useful tool for professionals monitoring water quality parameters in saltwater environments for research purposes.

Not Suitable For
  • Freshwater Users

    Not suitable for freshwater aquariums as it is designed specifically for saltwater and marine conditions.

DESCRIPCIÓN DEL PRODUCTO

Fish Tank Aquarium Glass Float Hydrometer w/ Thermometer Salt Water Marine 20 cm

¿Tienes alguna consulta? Chatea con nosotros

Preguntas y respuestas de los clientes

  • Pregunta: What is a fish tank hydrometer and why is it important?

    Respuesta: A fish tank hydrometer is a device used to measure the specific gravity of the aquarium water, which indicates the salinity level – crucial for maintaining a healthy environment in saltwater marine tanks. Keeping the correct salinity levels helps prevent stress in aquatic life and supports their overall health. For example, if you’re keeping reef fish, maintaining stable salinity by regularly checking with a hydrometer can significantly enhance their vitality and growth.
  • Pregunta: How does the thermometer feature in the hydrometer work?

    Respuesta: The thermometer in a hydrometer measures the water temperature, providing a dual functionality for your aquarium management. It typically uses a simple glass bulb that expands or contracts with temperature changes, allowing you to monitor the ideal range for your marine life. For instance, most tropical fish thrive at temperatures between 74°F and 78°F. This feature enables you to quickly assess whether your tank is comfortable for your fish, ensuring a balanced aquatic environment.
  • Pregunta: What is the significance of the 20 cm size?

    Respuesta: The 20 cm size of this fish tank hydrometer is designed for compatibility with both small and larger aquariums. It offers an easy-to-read scale, allowing for precise measurements while ensuring that it won't take too much space in your tank. For hobbyists with smaller tanks, this size is manageable, while still providing the accuracy needed for larger setups without causing cumbersome disruptions when checking water parameters.
  • Pregunta: How do you use the fish tank hydrometer effectively?

    Respuesta: To use the fish tank hydrometer, simply place it in the aquarium water and wait for it to stabilize. The float will rise to a level that indicates the specific gravity of the water. It's best to conduct measurements in the same area where your fish typically gather. This practice ensures the readings represent the water conditions your marine life experience, allowing you to make necessary adjustments to maintain optimal health.
  • Pregunta: Can this hydrometer be used for freshwater aquariums?

    Respuesta: While this hydrometer is primarily designed for saltwater marine environments, it can also be used for brackish water. It’s important to note that specific gravity measurements are not commonly used for freshwater aquariums, as salinity levels should ideally be at zero. However, if you're experimenting with different salinities or maintaining brackish fish, this hydrometer will serve well, enhancing your fish rearing experience.
  • Pregunta: Is the glass material of the hydrometer durable?

    Respuesta: Yes, the glass construction of the hydrometer is known for its durability and resistance to chemicals found in aquarium water. Glass does not degrade as quickly as plastic can, ensuring that your measurements remain accurate over prolonged usage. If used with care, this hydrometer will provide reliable results, essential for the health of your aquatic ecosystem, especially in a saltwater environment where water quality is critical.
  • Pregunta: What features should I look for in a quality hydrometer?

    Respuesta: When choosing a quality hydrometer, consider features like accuracy, ease of use, and additional functionalities such as an integrated thermometer. A well-marked, clear scale helps provide precise readings, while a sturdy construction indicates longevity. Opt for hydrometers that have a floating design, as this facilitates straightforward measurements, making them user-friendly for both beginners and experienced aquarists alike.
  • Pregunta: How often should I check the salinity of my saltwater tank?

    Respuesta: It’s recommended to check the salinity of your saltwater tank at least once a week, or after any significant water changes. Regular testing helps catch fluctuations that can affect your marine life’s health. For instance, if you notice a drop in specific gravity during routine checks, it could indicate a water change or evaporation that might require replenishment with a saltwater mix, ensuring your aquatic environment remains stable.
  • Pregunta: What temperature is best for a saltwater aquarium?

    Respuesta: The optimal temperature for a saltwater aquarium typically falls between 74°F and 78°F. Maintaining this temperature range is vital for the growth and vitality of sensitive marine life. Using the thermometer in your hydrometer allows for easy monitoring of this crucial parameter, helping you identify any need for adjustments based on the species of fish or corals you are keeping. Temperature stability is essential to prevent stress and ensure a thriving aquatic environment.
  • Pregunta: Where can I buy the Fish Tank Aquarium Glass Float Hydrometer w Thermometer Salt Water Marine 20 cm?

    Respuesta: You can buy the Fish Tank Aquarium Glass Float Hydrometer with Thermometer for saltwater and marine setups at Ubuy in El Salvador. Ubuy offers a wide range of aquarium supplies, including this reliable hydrometer, ensuring you have everything you need to maintain your aquatic environment effectively.

RIO Aquarium Thermometers Editorial Review

The RIO Fish Tank Aquarium Glass Float Hydrometer with Thermometer is a useful tool for monitoring the salt levels in your marine aquarium. Measuring 20 cm in length, it is easy to use and doesn't require you to remove water from the tank. The hydrometer floats in the water and provides accurate readings. Additionally, it includes a thermometer to help you monitor the temperature of the water. Overall, customers seem to be pleased with this product, stating that it is simple, accurate and easy to use. Some had a hard time finding it elsewhere and were glad to find it on Amazon.

Customer Reviews & Ratings

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ventajas

  • Accurate readings
  • Easy to use
  • Includes a thermometer
  • Well packed for shipping

Platform Trust & Buyer Confidence

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Jasmin
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“Great products and very good service: very easy and very fast international delivery.”

9 September 2026 · via Trustpilot
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“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”

10 September 2026 · via Trustpilot
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“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”

10 September 2026 · via Trustpilot
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Opaleye
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“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”

11 September 2026 · via Trustpilot
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Adele
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“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot
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Product Price History

Información importante

  • Limitaciones: Para los productos enviados al extranjero, ten en cuenta que cualquier garantía del fabricante puede no ser válida; las opciones de servicio del fabricante pueden no estar disponibles; los manuales del producto, las instrucciones y las advertencias de seguridad pueden no estar en los idiomas del país de destino; los productos (y los materiales que los acompañan) pueden no estar diseñados de acuerdo con las normas, especificaciones y requisitos de etiquetado del país de destino; y los productos pueden no ajustarse al voltaje del país de destino y a otras normas eléctricas (lo que requiere el uso de un adaptador o convertidor, si procede). El destinatario es responsable de asegurarse de que el producto puede ser importado legalmente al país de destino. Cuando hagas un pedido a Ubuy o a sus filiales, el destinatario es el importador registrado y debe cumplir todas las leyes y normativas del país de destino.
  • No todos los productos que aparecen en Ubuy están a la venta, ya que Ubuy es un motor de búsqueda a nivel mundial. Los productos están sujetos a las normas de exportación/comercio.