What is a pool filter?

A pool filter is a device used in swimming pools. This device is used to clean and purify pool water. It removes dirt, particles and grime from the pool and keeps the water clean, clear and healthy. The pool filter provides regular water circulation, regulates the pH balance and helps to maintain the chemical balance. In this way, pool water creates a hygienic and safe swimming environment.

Basic Function and Importance of Pool Filter:

What is the general function of the pool filter and why is it important to the pool system?

·         Hygiene and health: pool dirt, body oils, sweat, hair, dust, insects, etc. Elements miscible with water. The pool filter keeps these impurities out, keeping the water hygienic and healthy. Clean water prevents the growth of bacteria and microorganisms and thus provides a safe swimming environment for users.

·         Water Clarity: The pool filter cleans the water from particles and suspended substances, providing a clear appearance. Dirt and particles are filtered out, which improves the appearance of the water and makes the swimming experience more enjoyable.

·         Maintaining chemical balance: The pool filter ensures that chemical substances are broken down more efficiently during water circulation. This facilitates the maintenance of pH balance, disinfection efficiency and water quality control. This ensures that the correct chemical balance is maintained and that water quality is maintained, which is important to the health of users.

How does a pool filter work and how does it remove contaminants from pool water?

A pool filter uses several mechanisms to remove impurities from the pool water. Generally, three main filtration methods are used: sand filter, cartridge filter and diatomaceous earth filter. How they work may vary slightly, but the general principle works like this:

 Sand filter:

 The pool filter captures and traps sand particles as they pass through the water. Dirty water enters the filter from the inlet and is evenly distributed over the filter with the distribution system at the top of the filter.  As the water passes through the sand layer, large particles and impurities are trapped and the clean water settles to the bottom. The treated water returns to the pool through the drain at the bottom of the filter unit.

Cartridge filter:

 A cartridge filter consists of cartridges with one or more filter layers. As the black water passes through the cartridges, the fine structure of the cartridges traps the particles. Trapped contaminants remain in the cartridge and clean water flows through the cartridge and returns to the pool. After a certain period of time, the cartridges must be cleaned or replaced.

Diatomite filter:

 The diatomaceous earth filter uses a fossilized algae soil called diatomaceous earth. When dirty water passes through the diatomaceous earth filter, the diatomaceous earth accumulates in particles. Diatomaceous earth filters pass water through a layer of diatomaceous earth with very small pores to which even the smallest particles can adhere. The treated water returns to the pool from the discharge point at the bottom of the diatomaceous earth filter.

What are the problems that may arise in terms of quality and hygiene of the pool water without a pool filter?

• Dirty and turbid water: Without a pool filter, contaminants, particles and dirt can accumulate in the water. This causes the pool to have a cloudy, dirty and unpleasant appearance. Users may not want to enter such waters or may experience discomfort.
•  Growth of Bacteria and Microorganisms : Since pool water is rich in pollutants and organic matter, if the pool is not filtered, the growth of bacteria and microorganisms accelerates. This may pose a health risk and increase the risk of infection for users. Chemical Imbalance: In the absence of a pool filter, regular water circulation and filtration cannot be achieved. This can cause unequal distribution and instability of chemicals. PH levels, chlorine levels and other water chemicals cannot be controlled, which can lead to unsanitary water and health problems.
•   Odor and taste problems : Without the pool filter, impurities and organic substances accumulated in the water remain. This can cause unpleasant odors and tastes. Users may not enjoy the pool due to offensive odors and tastes.
•  Difficulty of water management and maintenance : It is more difficult to control and manage water quality and hygienic condition without a pool filter. The water may need to be constantly purified and hand-treated, requiring more time and effort.

Pool Filter Types and Usage Areas:

What are the types of pool filters such as sand filters, cartridge filters and diatomite filters?

• Sand Filter : A sand filter has a filter that uses materials such as sand or silica. These filters capture particles and impurities as they pass through the water and return clean water. Sand filters are often used in large commercial and public swimming pools.
• Cartridge Filter: Cartridge filters consist of a filter element called a cartridge. These cartridges capture particles and contaminants as they pass through the water. Cartridge filters are generally used in small and medium sized pool and spa systems. Cartridges may need cleaning or replacement.
• Diatomite filter: A diatomaceous filter is one that uses a powdery form of fossil algae called diatomaceous earth. Even very small particles stick as the milk passes through the water. These filters offer a high degree of filtration and provide very clean water. Diatomite filters are generally recommended for large pools and professional use.

What are the different usage areas and advantages of each filter type?

Sand filter:

Click to see Pool Sand Filter products and prices

Applications: Ideal for large pools, commercial pools and public pools.

Advantages:

·         It has high filtration capacity and can effectively capture large particles.

·         Sand can be easily cleaned or replaced. 

·         It is generally durable and long-lasting.

·         It is easy to maintain and use.

 Cartridge filter:

 Usage Areas: Suitable for small or medium sized pools, spa systems, private pools.
Advantages:

·         It has a compact design and takes up less space.

·         It is easy to clean or replace.

·         It provides good filtration and effectively captures small particles.  It runs quieter and can be energy efficient.

 Diatomite filter:

 Areas of Use: Recommended for large pools, professional pools, systems that require high filtration.

Advantages:

·         It has a very high filtering capacity and captures even very small particles.

·         It has high filtration efficiency and very clean water.

·         It is durable and long lasting.

·         It uses diatomaceous earth to trap dirt and is easy to clean.

Which filter type should you choose for your pool and how should you make this choice?

·         Pool Size: Pool size is important in determining the appropriate filter type. A sand filter or diatomaceous earth filter may be more suitable for large pools, while a cartridge filter may be sufficient for small or medium-sized pools.

·         Usage Intensity: Pool usage frequency and intensity is a factor that affects filter performance. A silica soil filter, which provides more efficient filtration, can be preferred in high-use pools.

·         Water quality: Water quality and water conditions in your area can also affect filter selection. If your water supply has more particles or impurities, a sand or diatomaceous earth filter may be better, which provides more effective filtration.

·         Maintenance and cleaning: Care and cleaning of the filter should also be considered. Cartridge filters are usually easier to clean or replace, whereas sand and diatomaceous earth filters can take a little more time and effort to maintain.

·         Budget: It is important to consider the budget when choosing a filter. There may be price differences between different types of filters. It's important to consider your budget when choosing the filter that best fits your needs.