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

what causes a pool filter to explode

Author: PoolKing - Pool Sand Filter Manufacturers

Pool filters are essential for keeping your pool clean and clear of debris. However, there are instances where a pool filter can explode, causing severe damage to your pool and putting you and your family’s safety at risk.

So, what causes a pool filter to explode? Let’s take a closer look and explore the different factors that can cause this hazard.

Insufficient Water Flow

One of the primary reasons why a pool filter may explode is due to insufficient water flow. The water flow is critical for the pool filter to function correctly, and if it is obstructed or restricted, it can cause a build-up in pressure, leading to an explosion.

A blockage in the filter can lead to a slow or sudden drop in water flow. If you notice that the flow of water in your pool has been slow or restricted, it's essential to clean the pool’s filter immediately. Failure to do so can cause an explosion that can be catastrophic.

Dirty or Clogged Filters

Another reason why a pool filter may explode is due to a dirty or clogged filter. Dirty filters can cause an excessive buildup of pressure within the filter, leading to an explosion. This is especially true for sand filters, where the sand can become clogged, leading to reduced water flow and pressure build-up.

Cleaning your pool filters regularly is essential to prevent explosions. It's recommended that you clean the filters at least once a week, depending on the size of the pool and filter.

Corrosion or Wear and Tear

Over time, pool filters can undergo wear and tear, leading to corrosion, cracks in the filter housing or o-rings, and gaskets. This can cause the filter to leak, leading to an increased build-up in pressure and a subsequent explosion.

It's essential to replace your pool filter's housing or parts as soon as you notice signs of corrosion or wear and tear. The sooner you address the issue, the less likely you are to experience an explosion.

Poor Installation

Another reason why a pool filter may explode is because of poor installation. This can include incorrect plumbing or the use of incorrect filter parts. If any of these issues go unnoticed, it can lead to an explosion.

Ensure that you have a professional install your pool filter or seek their advice if you’re doing it yourself. This will help ensure that everything is installed correctly and running smoothly.

High Water Temperatures

Lastly, high water temperatures can also cause a pool filter to explode. High temperatures can lead to a massive increase in pressure within the filter, leading to an explosion. This can occur if you leave your pool system running while the water level is low, leading to incomplete water circulation, and increasing temperatures.

It’s essential to take precautions and monitor the pool's water temperature regularly. Ensure that the pool's water level is maintained and avoid running the pool system when the level is low.

Conclusion

In conclusion, a pool filter explosion can have devastating effects, causing severe damage to your pool and putting your family's safety at risk. Therefore, it’s essential to take the right precautions to maintain your pool filter and avoid an explosion.

Ensure that you clean your pool filters regularly, replace any worn-out parts, and avoid running the pool system when the water level is low. Following these simple steps can go a long way in avoiding a pool filter explosion and keeping your pool clean and clear.

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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.
Poolking won well-known brand awards for consecutive 3 years
On December 6, the 2021 China Swimming Pool Hot Spring SPA Industry Annual Conference was grandly held.     While commending outstanding brands, it also established a new benchmark in industry.                                                                       Poolking won  Well-known brand awards and Product excellent quality award.
----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.
Poolking's super commercial sand filters in Moscow Zoo
Moscow Zoo(Московский зоопарк)is the first zoo in Russia with more than 1,000 kinds of animals .The zoo is the member of the World and European Association of Zoos and Aquariums.
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Contact: Sandy

Email: sandy@poolking.co

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