Premium Submersible Pond Pumps for Koi and Garden Ponds

Understanding Pond Pumps

The driving force of any pond or water feature is the pond pump. Responsible for water circulation, filtration, and the overall health of the pond, it's crucial to make the correct choice when selecting a pump. Whether you have a large koi pond or a small decorative fountain, there's a pump suited for your needs. Below you will find various types of the best pond pumps available, and how to select the best one for your specific needs.

1. What is a Pond Pump?

A pond pump is an essential device designed to circulate water within a pond or water feature. It not only helps in maintaining optimal water quality but also aids in aeration, ensuring the water doesn't stagnate and powers features like waterfalls, fountains and filtration systems. Primarily, there are two types of pond pumps: Submersible and External.

2. Types of Pond Pumps

Submersible Pond Pump

Submersible Pond pumps operate underwater, typically positioned within the pond or inside a skimmer. This makes them less visible and easy to install. This type of pump must always have water running though it and or must be covered by the water to avoid overheating.

Advantages:

Quieter since they're submerged
No external plumbing or housing necessary
Generally, more affordable than external pumps

Disadvantages:

Might require more frequent maintenance due to direct exposure to debris
Less efficient than external pumps for larger ponds

External Pond Pump

These pumps are placed outside the pond. They're ideal for larger ponds due to their superior capacity and efficiency.

Advantages:

Accessible and thus, easier to maintain
Ideal for large bodies of water
Operational cost is typically lower than submersible pumps

Disadvantages:

Might produce noticeable noise
Requires external plumbing
Initial cost is usually more

3.Selecting the Right Pond Pump

Pump Size:
A small pond pump may have a flow control that you can hand adjust which makes them a good choice for statuary fountains and spitters. While a large body of water will require a more powerful pump. It's wise to invest in a pump slightly more powerful than you need as you can always ball valve it down without causing damage.

Understanding Your Head Height:

It's crucial to realize that the pump's GPH (Gallons Per Hour) listed in the title doesn't mean you will actually get that flow as it will depend on head height. Make sure you look at the pump's specs which will have a chart, graph or be written. In those specs you will be able to tell how much water flow you will actually get from the pump. Understanding the components of Total Dynamic Head which includes Static Head, Pressure Head and Friction Head can aid in making an informed choice.

Static Head: This is the most common one that you think about which is the vertical distance water needs to be pumped above the water's surface.
Pressure Head: This represents your pressurized filter or maybe a UV that's in line with your piping.
Friction Head: Is the size of tubing or piping and the length including elbows and or a check valve.

Choosing the Right Flow Rate:
Flow rate, represented in GPH, indicates the pump's water movement capacity. For ponds under 5000 gallons, ensure the entire volume circulates at least once and hour; larger ponds can have slower circulations.

4. Submersible Pumps: An In-depth Look

Magnetic Drive: Uses a magnet to turn the impeller in either direction, very energy efficient yet it does not have the flow the other two types of pumps can produce.
Hy-Drive or Asynchronous: These pumps are similar to the magdrive as the impeller is turned by a magnet, and has a curved impeller that goes only one direction like a direct drive. Can produce more flow than a magnetic drive but is not as powerful as a direct drive. The Hy-Drive pump is very efficient.
Direct Drive: The impeller is attached to the motor giving it a very high torque when started. The impeller goes in one direction and is the most powerful of submersible pumps. It can push water to a high destination and or long distances. It's the least energy efficient pump however can power incredible water features and waterfalls.

Maintenance and Care:

Regular maintenance ensures longevity and top performance. This includes routine cleaning, winter preparations, and periodical inspections of the pump.

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Conclusion

Choosing the right pond pump is vital for a healthy environment for your pond or water feature. Ensure regular checks, from debris whether or not your pond comes with a filter screen. Elevating the pump slightly from the bottom or enclosing it within a mesh pump bag can also prevent debris accumulation.
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Expert Tip:

Remember that energy efficiency can vary among pumps. When selecting your pump, consider both the upfront cost and the long-term operational costs.

FREE SUBMERSIBLE POND WATER PUMP HELP & ADVICE?

At Aquatic Ponds we have a wealth of experience in the fish ponds industry, and provide free advice and technical support to our customers. If you have any questions on any of our Submersible Pond Pumps, or just want to discuss your water garden project, we always welcome your call at 215-525-1440.

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