how to measure diatomaceous earth for pool filter

Author: PoolKing - Pool Sand Filter Manufacturers

Diatomaceous earth, also known as DE, is a natural and effective pool filter media that can help keep your swimming pool clear and clean. However, to achieve optimal filtration, it is crucial to measure the right amount of DE with care and precision. In this article, we will discuss how to measure diatomaceous earth for your pool filter.

What is Diatomaceous Earth?

Diatomaceous earth is made from the fossilized remains of microscopic, hard-shelled algae called diatoms. It is a fine, white powder that is commonly used as a natural insecticide and a filtration media for swimming pools. The porous nature of DE particles allows them to trap and filter out impurities in the water, such as dirt, debris, and even tiny creatures living in your pool.

Why Measure Diatomaceous Earth?

Using the right amount of DE in your pool filter is important for several reasons. If you add too little, the filtration system will not work effectively, leaving impurities and cloudy water in your pool. On the other hand, if you add too much, the excess DE can clog the filter and increase the pressure inside, leading to a decrease in flow rate and possibly damaging the filter itself.

How to Measure Diatomaceous Earth for Pool Filter

1. Determine the Proper Amount of DE

The amount of DE you need to add depends on the type and size of your pool filter. Consult the manufacturer's instructions or a pool professional for the proper amount of DE for your specific filter. In general, the recommended amount is often one pound of DE per every 10 square feet of filter area.

2. Prepare the DE

Before adding DE to the pool filter, make sure to prepare it first by pouring it into a clean bucket or container. Be sure to wear a mask and gloves to protect your skin and lungs from the fine dust. Slowly add water to the DE while stirring it continuously until it forms a slurry. This step will help prevent DE from clogging the filter.

3. Add the DE to the Filter

Turn off the pool pump, and release the pressure inside the filter. Open the filter valve, and slowly pour the DE slurry into the skimmer, allowing it to flow into the filter tank. Make sure to pour the DE in a slow, steady stream to avoid clumping or overloading the filter.

4. Check the Pressure Gauge

After adding the DE to the filter, turn on the pump, and let it run for a few minutes. Check the pressure gauge to make sure it is within the normal operating range for your specific filter. If the pressure is too high, it may indicate that you have added too much DE, and you should backwash the filter to remove the excess.

5. Repeat the Process

How often you need to add DE to your pool filter depends on how frequently you use your pool. In general, it's recommended to add DE to your filter every time you backwash it, which can be once a week or more during peak summer months. Remember to always measure the proper amount of DE and prepare it carefully before adding it to the filter.

Conclusion

Diatomaceous earth is an excellent filtration media to keep your pool sparkling clean, but it's crucial to measure the right amount carefully. Following the steps outlined in this article will ensure proper DE measurement and handling, thus maintaining a healthy and clean swimming pool.