Having clean and freshwater in your pool is one of the surest ways to yourself and the customers patronizing you safe in a residential and commercial swimming pool. But before you can ensure that, there is a need to find an answer to what is the best DE pool filter that will work correctly for your pool. All filters mentioned in this write up are best-selling products in the market.

D.E Pool Filters reviews: 6 Top-rated Models
The under-listed products are 6 best-selling DE pool filters on the market in 2020.
1. Hayward Perplex W3EC40C92S 1 HP D.E. Filter Pump System
The Hayward Perflex pool filter is a versatile pool filtration system designed for above ground pool to handle the cleaning chores. Perflex features a flex-tube design, which operates together with D.E. filter media to ensure maximum clarity of your pool water, cleaning cycle’s extension without backwashing. The extended cycle D.E. filter is super-fast in cleaning the pool and removing minute particles. The tank is made of heavy-duty injection-molded for corrosion-resistant and reliable performance. This model comes with an EC40AC filter clamp, 1 1/2 hose, 1HP PowerFlo pump, and a modular platform base.
Pros
- Features Flex-Tube design to clean the water very fast
- No backwashing is needed
- This unit is designed to work with minimal resistance
- Built to provide quality and clear water
Cons
- The clamp ring at the top is horribly designed
2. Hayward Perflex EC40AC Extended-Cycle D.E. Swimming Pool Filter System
This Hayward Perflex EC40AC is a fantastic filter system that is incredibly fast in removing particles from your water. The featured exclusive Flex-Tube design provides extended cycles between the cleaning. However, this product comes in three different units, which are EC40AC, EC50AC, and EC75A, each of these models is perfect for different types of pools. The filter has an impact handle, which makes cleaning the hoses flexible. It is exceptionally durable and provides corrosion-proof performance for many years. Without a doubt, Hayward Perflex offers complete cleaning, as most other filters remove contaminants up to five microns while this unit can trap down one micron.
Pros
- It operates very quietly
- Perfect for areas where there is no much water available
- Fast in removing particles
- Easy to use
Cons
- This model is liable to clog
3. Hayward W3DE3620 Pro-Grid D.E. Pool Filter with 36 Square Foot
Hayward ProGrid Filters utilizes exceptional filtering function to provide magnificent water clarity and high cleaning capability for swimming pools of various types and sizes. ProGrid filter tanks are made of a glass-resistant copolymer for utmost strength, durability, and long-time functionality. With uncomplicated and straightforward service, this item offers low maintenance and reliable operation.
This filters are available with multiple valve options. The featured high-impact grid components offer up-flow filtering and top-down backwashing to ensure high-efficiency. Another essential feature is the tamper-proof clamp that enables you to access the inner part without touching the plumbing connections.
Pros
- Low maintenance and cost of operation
- Provide high-efficiency water clarity
- Made from high-quality glass-reinforced copolymer
- Features tamper-proof one-piece clamp
Cons
- A bit difficult to install
4. Rx Clear DE Element In-ground Pool Filter with Mighty Niagara Pump
This RX Clear DE automatic filter system is a high-performance pool filter that offers years of flawless operation. This filter has a secure cover that inhibits unwanted entry into the tank. The kit includes an easy-to-clean DE cartridge, and the entire system comprises a powerful RX Clear Niagara pump.
This 100 square meter Rx Clear DE Element filter is compatible with pools up to 18 x 36 inches. This model needs 3 pounds of DE Powder, which should be bought separately. However, you need to abide by the instructions on the packaging when using alternative filter media.
Pros
- Comes with easy-to-clean cartridge
- Can handle pool water up to 25700 gallons
- Features latch cover that blocks unwanted entry
- Has mighty Niagara pump
Cons
- The required powder is not included
5. Pentair 180008 FNS plus Fiberglass Reinforced Polypropylene Material D.E. Pool Filter
This product, Pentair FNS Plus filter, is produced with polypropylene reinforced fiberglass panels from unconventional chemical-resistant materials for reliability and extended time functionality. The upper collector design is characterized by the simplicity of the service package for convenient maintenance.
The unique interior design enhances filtration and long-term flushing efficiency during cleaning. Vertically curved grids provide the most significant filter area to ensure optimum and efficient cleaning. The Pentair FNS filter comes with a conveniently located 1-1 / 2-inch drain for efficient cleaning. The capable filtration area is 48 sq.—feet and a flow rate of 96 GPM.
Pros
- Features chemical-resistant tank
- Comes with a nut to secure the filter grid pack
- Built to last for long with durable materials
- This model features patented internal design for high filtration efficiency
Cons
- Requires proper inspection before using
- The seal can wear out quickly
- This unit bulky
6. Waterway 570-0048-07 48 Square feet Crystal Water D.E. Pool Filter
This Waterway 570-0048-07 is designed for inground pool with modern installation, achieving a landmark milestone by featuring a 2 1/2 interior piping. The internal pipe improves water flow and minimizes the noise this system used to make while operating with 2 1/2 or 1 1/2 plumbing connections.
This item offers exceptional operation from the cover with multiple handles to the bottom of the cleaning suction port. Waterway Crystal Clear D.E. filtration system can keep your pool clean and sparkling you for many years. The filter is made of a chemical-resistant reinforced fiberglass tank for prolonged functionality.
Pros
- Easy to remove filter grid simplifies servicing routine
- Features multiple handle cover for easy removal
- Made of a high-performance tamper-proof clamp
- Comes with Hi-temp PVC slide valve
Cons
- It is a bit pricey and bulky
Buying Guides
There are myriads of consideration that will aid your selection of the durable and reliable filter gadget for your swimming pool or spa. To know those critical things you should consider, please read on!
Flow Rate

The flow rate is the quantity or amount of water that can traverse through the hose. The figure can be known by either GPM (Gallons per Minute) or GPH (Gallons per Hour). You must know the type of hose you have and the quantity of water that can pass per minute or hour because that will enable you to determine its water flow capacity. Some filters offer conventional gallons per hour figures in the range of 2500 to 3000, while some are high-powered products and can provide 7200 gallons per hour, which means they can clear large pool with ease.
Your filter type
The Diatomaceous Earth (D.E) filters are the most costly in the pool filter categories, but they are reliable and durable. The featured D.E 3 pounds powder performs an outstanding job of distilling out every microscopic element to ensure that your pool is crystal clear. More so, some premium products will help tremendously in keeping your swimming pool clean.
Easy Installation

The pool filter installation shouldn’t be an arduous task but might take a lot of time. The process will take like 1 to 4 hours. If you want to install a pool filter for the first time, you must know the exact spot to place it so that there will not be a future problem. However, there is no stipulated or exact spot for it, but you’re advised to place it in easily accessible areas where you can conveniently connect the water lines. More so, make sure your filter stands on a sturdy surface and not on the grass. Some products come with an easy-to-assemble kit.
Your pool system

When searching for the swimming and spa filter, the pool type and its size are essential. There are pool filters for two types of pools, namely in-ground pools and above ground swimming pools. The best pool filters have been uniquely constructed and developed for a specific pool system. Therefore, your pool must be of a particular type for the filter to be installed.
Durability
Before you decide to dole out hundreds or thousands of dollars on pool filtration gadgets ensure it is a product that can serve you for years. Almost all pool filters have been manufactured for a long time and have a solid durability. The filter must be resistant to UV radiation. If you live in warmer climates, the pool filter should be able to withstand that weather condition. Therefore, consider any product that is resistant to UV radiation and can withstand the effects of the sun.
Frequently Asked Questions
Q: What is a DE pool filter systems?

D.E. simply means diatomaceous earth that is a sedimentary rock formed of chemically phlegmatic or skeletal remnants of imperceptible organisms referred to as diatoms. Diatomaceous earth filters are portable and robust enough to filter out even the smallest particles.
Q: When to add DE to pool filter?

You will only need to add your D.E. pool filter after backwash, sanitize, or clean the filter to prolong the lifespan.
Q: What size DE filter for 20000 gallon pool?
The filter flow rate must equal the same GPM rate with your pump or above it. Therefore, a pool with 1.5 HP pump size requires 48 square feet of D.E. filter size.
Conclusions
Hopefully, you have better insight on how to go about picking the best rated DE pool filter for your needs. We have taken our time to help you and simplify your decision with straightforward and comprehensive buying guides. Select the one that is perfect for your swimming pool today, and you will spend minimal time cleaning your pool.