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Poolking, your best swimming pool equipment manufacturer and supplier with more than 20 years experience.   ​​​​​​​  Email: sandy@poolking.co

how much pool filter sand

Author: Poolking - Swimming Pool Equipment Manufacturer

Swimming pools are a great way to cool off during the summer and spend time with friends and family. However, as a pool owner, it is important to maintain the cleanliness and safety of the pool. This means regularly replacing the pool filter sand.

How much pool filter sand do you need?

1. Measure the size of your filter tank

The first step in determining how much pool filter sand you need is to measure the size of your filter tank. The size of your tank can vary depending on the type of filter you have, but most filter tanks have a diameter of between 16 and 36 inches.

2. Determine the amount of sand required

Once you have measured the size of your filter tank, you can determine the amount of sand required. The amount of sand needed will vary depending on the size of your filter tank, but generally, you will need between 50 and 300 pounds of pool filter sand.

3. The amount of sand to use

It is important to not use too much or too little sand. If you use too little sand, it will not effectively clean your pool water, and if you use too much, it can cause your filter system to malfunction.

The general rule of thumb is to fill the filter tank half full with sand. This will give you enough sand to effectively clean your pool water without causing any issues with your filter system.

4. The importance of regularly replacing filter sand

Regularly replacing the filter sand is an essential part of maintaining the cleanliness and safety of your pool. Over time, the sand can become clogged with dirt and debris, which can cause your filter system to malfunction.

If you do not replace your filter sand regularly, it can also lead to poor water quality, which can be dangerous for swimmers. It is recommended that you replace your filter sand at least every three to five years, depending on the size of your pool and how often it is used.

5. How to replace filter sand

Replacing the filter sand is a relatively simple process. First, turn off the pump and filter system and drain the tank. Once the tank is empty, remove the top of the filter and the sand inside.

Thoroughly clean the filter tank and replace any broken or damaged parts. Then, pour the new sand into the tank, filling it half full. Replace the top of the filter and turn the pump and filter system back on.

In conclusion, maintaining the cleanliness and safety of your pool is essential as a pool owner. Regularly replacing the filter sand is a critical part of this process. By following these steps, you can determine how much pool filter sand you need and ensure that your filter system is working correctly. Regularly replacing the filter sand will help keep your pool water clean and safe for swimmers.

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----It is best to replace the silica sand of sand filters every 1-2 years for the following reasons:
a During backwashing, the filtration bed volume will expand upwards by 1.2 to 1.3 times. The water flow will drive the filtration layer to flow up and down, causing the filtration material particles to collide with each other. Backwash will let the small sand evacuate.
b.Some silica sands will be welded when the acid and alkali are changed due to insufficient purity;
Therefore, the longer the time, the worse the filtering effect of the sand tank. Since backwashing will consume and take away some sand, we need to replace the sand in the sand tank within the specified period.
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After about 5~10days ,or when the reading of the pressure gauge on the pump side of the filter has increased by about 0.2bars since the last backwash , backwash the filter as follows:
1. Stop the pump
2.Close the valves on the suction and return lines.
3.Open the cover of the pump and empty the filter gasket .
4.Refit the cover
5.Open the valve to the drain outlet
6.Turn the lever to BACKWASH
7. Open the valves to the suction and return lines.
8.Start the pump .Rinse the filter for about 1 to 2 minutes until the water in the sight glass is clear .
NOTE : Any electric heater must be off .
9. Stop the pump
10. Turn the lever to RINSE , start the pump and rinse for about 15~30 seconds. Stop the pump and turn the lever to FILTER . This is the normal operating position .
11. Close the drain outlet valve and start the pump . Switch on the electric heater if any .
----Yes, they can. Silica sand is mainly used for filtration, while activated carbon is mainly used for adsorption. Silica sand is effective for higher water quality requirements. When use them together, silica sand should be placed on the bottom layer, and then activated carbon should be filled on the sand, but the cost of using two media is much higher.
a.Firstly you can tell me the pool size such as wide, length and depth.The circulation period is 4 hours,then we can use the pool volume divide by 4 to know the flow rate.Based on this we can know choose the suitable model for sand filter and pump.
b.Usually 4 meters can install a pool light.Both ends of the pool can install the ladders.
The basic filtration equipment can be chosen like above method.The other accessories can be fixed according to the using environment and requirement.
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Contact: Sandy

Email: sandy@poolking.co

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