Additionally, consulting with a knowledgeable aquarium specialist or reputable aquarium store can provide valuable guidance tailored to your specific tank and its inhabitants. More active fish or plants may benefit from a higher flow rate, while delicate species may require a gentler flow.Ĭonsider your specific requirements and the tank’s setup to determine the most appropriate pump size within the recommended range. This means a pump with a flow rate of 500 to 1000 gallons per hour (GPH) would be suitable.Ĭhoosing the specific flow rate within this range depends on factors such as the type of aquatic life in the tank, the need for additional water movement or filtration, and personal preference. What size pump do I need for a 100 gallon tank?įor a 100-gallon tank, a recommended flow rate is generally 5 to 10 times the tank volume per hour. It’s always a good idea to consult with a knowledgeable aquarium specialist or seek advice from a reputable aquarium store to ensure you choose the right water pump size for your specific aquarium setup.

Factors such as the type of fish or plants, the need for additional water movement or filtration, and specific equipment requirements should also be taken into account. It’s worth noting that these calculations provide a starting point, and additional considerations may be necessary based on your specific setup.

Multiply the aquarium volume by 5 to get the desired flow rate in gallons per hour.įor example, if you have a 30-gallon aquarium, the recommended flow rate would be 30 gallons x 5 = 150 gallons per hour.

Multiply these measurements together and divide by 231 to convert the result to gallons.

Measure the length, width, and height of your aquarium in inches.

To calculate the recommended pump size, follow these steps: This helps ensure proper water circulation, oxygenation, and filtration. The size of the water pump you need for your aquarium depends on several factors, including the size of your aquarium, the type of aquatic life you have, the desired water flow rate, and any additional equipment or filtration systems you have in place.Īs a general rule of thumb, a common recommendation is to choose a water pump that can circulate the entire volume of your aquarium at least five times per hour.

What size water pump do I need for my aquarium? Consulting with a knowledgeable aquarium specialist or reputable aquarium store can provide more accurate and tailored recommendations based on your specific aquarium setup.

It’s essential to consider factors like the type and number of fish, the presence of live plants or corals, and any additional equipment or accessories that may impact water flow. Please note that these values are approximate and can vary based on factors such as the type of filtration system used, the desired water flow rate, the specific requirements of your aquarium setup, and the needs of your aquatic inhabitants. Here’s a table outlining the approximate recommended water pump sizes for different aquarium volumes: Aquarium Volume

Volume calculator fish tank