how much does it cost to replace pool filter


Author: Poolking - Swimming Pool Equipment Manufacturer

Swimming pools are great for relaxation and healthy living. However, to keep a pool clean and healthy, you have to maintain it regularly. One important aspect of pool maintenance is filter replacement. Over time, pool filters get clogged with dirt and other pool debris, making them less effective. In this article, we’ll explore the cost of pool filter replacement, so you can properly budget for this valuable pool maintenance.

Why is Pool Filter Replacement Important?

Pool filters work tirelessly to keep pool water clean and clear. They trap dirt, debris, and microorganisms as water passes through. However, as the filter absorbs more and more unwanted materials, its efficiency slows down. Left unchecked, a dirty or clogged pool filter can lead to poor water circulation and unhygienic swimming conditions. Replacing your pool filter at recommended intervals ensures that your pool stays sparkling clean and healthy throughout the season.

Types of Pool Filters

There are three main types of pool filters, each with its unique features and operating costs.

- Sand filters: These are the most common type of pool filter. They work by pushing water through a layer of sand that traps unwanted materials as it passes through. Sand filters are relatively affordable and last up to five years before requiring replacement.

- Cartridge filters: As the name implies, cartridge filters use paper-like cartridges to filter pool water. They’re highly effective in trapping fine particles, making them ideal for pools with fragile surfaces or decorative features. Cartridge filters are more expensive than sand filters but require less maintenance.

- Diatomaceous earth (DE) filters: DE filters work by pushing water through a layer of diatomaceous earth, a sedimentary rock made of tiny fossilized diatoms. They’re the most expensive type of pool filter but the most efficient in trapping even the smallest particles in pool water.

How Much Does It Cost to Replace Pool Filter?

The cost of pool filter replacement varies depending on the type of filter you have and the professional company you contract with. Here’s a breakdown of the typical costs associated with each type of filter:

- Sand filters: The cost of replacing a sand filter is relatively low, ranging from $200 to $600. This price covers both the new filter and installation service fees.

- Cartridge filters: Replacement costs for cartridge filters range from $300 to $900, depending on the filter size and quality. This figure includes the cost of a new filter and professional installation.

- DE filters: The most expensive pool filter to replace is the DE filter, which can cost up to $1,500 or more. The high cost is due to the quality of the filter materials and the installation techniques required.

Factors Affecting Pool Filter Replacement Costs

While the costs discussed above are typical, several factors can affect this cost, including:

- Size of the pool: The larger your pool, the bigger the filter you’ll need, and the more expensive the replacement cost.

- Quality of the filter: Higher-quality filters last longer and require less frequent replacements. However, they come at a higher price than lower-quality filters.

- Professional installation fees: If you’re hiring a professional to install your new filter, they’ll charge a service fee that varies depending on the company and experience of the technician.


Replacing your pool filter regularly is a vital aspect of pool maintenance. While the cost of replacement varies depending on several factors, budgeting between $200 to $1500 should cover all types of pool filters. You can save money by choosing a quality filter and hiring a professional pool maintenance company to provide cost-effective and efficient installation services. With proper pool filter replacement, you can keep your swimming pool sparkling clear and safe for swimming.


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