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

why do i have to keep backwashing my pool filter

As a pool owner, you may find yourself constantly backwashing your filter, and wondering why this is necessary. Backwashing helps to clean out the debris and buildup that accumulates in your pool filter, ultimately improving the health and longevity of your pool. In this article, we’ll explore five reasons why you should regularly backwash your pool filter.

1. Prevents Clogging

Over time, debris and other particles will collect in your pool filter, including dirt, leaves, and other materials that can potentially cause your filter to clog up. A clogged filter will prevent water from properly flowing through the system, which can lead to water quality issues, increased bacteria growth, and poor circulation. Backwashing helps to clear out any clogs that may have formed, allowing for optimal water circulation and filtration.

2. Improves Filtration Efficiency

When debris and other particles accumulate in your filter, it can make the filtration process less efficient. This is because the dirt and debris can reduce the ability of the filter to effectively capture and remove contaminants from the water. Backwashing your filter regularly helps to prevent buildup, allowing for a cleaner and more efficient pool filtration system.

3. Extends the Life of Your Pool Filter

By regularly backwashing your filter, you can help to extend the life of the filter itself. This is because backwashing will remove any debris or buildup that could cause damage to the filter if left unaddressed. A clean filter reduces the need for costly repairs, and can help to keep your pool running smoothly for years to come.

4. Improves Water Clarity

When your filter is not functioning properly, it can lead to cloudy or discolored water. Backwashing helps to remove any particles that could be contributing to this issue, resulting in crystal-clear water that is both aesthetically pleasing and safe to swim in.

5. Saves on Chemicals and Maintenance Costs

When your pool filter is functioning properly, it requires less maintenance and fewer chemicals to keep your pool clean and safe. Backwashing can help to prevent water quality issues that may require additional chemicals, and can reduce the frequency of costly maintenance or repairs.

In conclusion, backwashing your pool filter is an essential part of maintaining a healthy and clean swimming pool. By regularly removing debris and buildup, you can improve water clarity, efficiency, and longevity of your pool filter. So the next time you find yourself wondering why you need to backwash your pool filter, remember the five benefits outlined in this article and make it a regular part of your pool maintenance routine.

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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 .
Bigger is not always better when it comes to pool pumps. A pool pump that is too large can hinder filtration and can even damage a pool’s filter and/or heater. It is therefore very important to know the size of a pool before purchasing a pool pump. If there is additional equipment (such as water features) installed into the pool, it will have to be taken it into account when deciding what size pump is going to be purchased. The more equipment is installed into a pool, the more powerful the pump needs to be.
It is important to consult with a pool equipment expert, such as Poolking's Pumps, before buying a pool pump. The team at Poolking will be able to give our customers professional advice regarding the size of the pump they will need to purchase.
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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----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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Contact: Sandy

Email: sandy@poolking.co

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