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

how do you know if your pool filter is bad

Is your pool filter failing to keep your pool sparkling clean? A bad pool filter can result in murky or cloudy water, irritating skin and eyes, and even damage your pool equipment over time. But how can you tell if your pool filter is really bad? In this article, we’ll discuss five key signs to look out for and what to do if you suspect your pool filter is underperforming.

1. Dirty Water

The most obvious sign of a failing pool filter is dirty water. If your pool water is constantly murky, cloudy, or discolored, your filter may not be removing impurities properly. This can be caused by an clogged filter, damaged parts, or undersized equipment. Check your filter gauge for pressure readings and if the pressure is too high or too low it could indicate a problem with the filter. In addition, if you are noticing dirt and debris on the bottom of the pool, it may be time to backwash or clean the filter.

2. Reduced Water Circulation

Inadequate water circulation can interfere with your pool’s filtration system, causing problems such as algae growth, clogged skimmers, and ineffective chlorine distribution. If you notice a reduction in water flow, weak jets, or bubbles coming from your return lines, your filtration system may be compromised. Check your pool pump and filter to make sure they are functioning correctly, and that there is no leaking or air being sucked in.

3. Increased Chemical Usage

If you find yourself using more chemicals than usual to keep your pool water balanced, it could be a sign that your filter is not working properly. A clean and healthy pool should require less maintenance and chemicals, but if your filter is failing to remove contaminants effectively, you may need to increase your chemical doses to keep up. This can be costly, time-consuming, and potentially dangerous, as overuse of chemicals can lead to skin and eye irritation, respiratory problems, and even poisoning.

4. Equipment Wear and Tear

A poor quality pool filter can cause damage to other parts of your pool equipment. If you see premature wear and tear on your pump or other pool equipment it could be a sign that the filter can't handle the volume of water flowing through it, causing an overload on the motor, which can lead to malfunctioning pumps and other issues that can become costly to repair.

5. Constant Maintenance

If you find yourself constantly cleaning your filter, changing cartridges, or adding chemicals to your pool, your pool filter may not be doing its job. A properly functioning filter should not require excessive maintenance, but if you’re struggling to keep your pool water clear, it could be time to replace your filter, upgrade equipment or hire a professional pool service to help.

In conclusion, keeping your pool filter in good working order is crucial for maintaining crystal-clear and healthy pool water. To avoid costly repairs and replacements, keep an eye out for changes in water quality, circulation and maintenance requirements. Make sure to have regular pool cleanings and maintenance, and if you’re unsure if your filter needs replacing, contact a pool professional for assistance. With the right care and attention, you can enjoy sparkling blue waters all summer long.

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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.
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.
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 .
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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Best swimming pool equipment manufacturer - Poolkin will continue for innovative management and excellent quality. Imagination will subvert the future, intelligent manufacturing will lead the era, that's the motto of Poolking!

If you have any question,please contact us.

Contact: Sandy

Email: sandy@poolking.co

Sales Hot line: +86-20-34982303

WhatsApp:+86-13922334815

Add: No. 80, Danan North Road, Dagang Village, Dagang Town, Nansha District, Guangzhou City (temporary business premises)

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