HTH™ Pool Care D.E. Filter Aid: DE Pool Filter Powder

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HTH™ Pool Care D.E. Filter Aid is designed to help your pool’s D.E. filter work smarter and more efficiently.

  • This powerful filter aid boosts your system’s ability to trap fine dirt, debris, and other particles that can cloud your water—helping you maintain a consistently clean, crystal-clear pool.
  • By enhancing filtration performance, it restores flow and extends the life of your D.E. filter for maximum results.
  • Safe for all pool types, including saltwater systems. 

HTH™ is here to help you enjoy brilliantly clear water all season long. 

A D.E. filter enhancement

D.E. stands for diatomaceous earth, a filter media that traps particles as much as 20 times smaller than sand or cartridge filters.

Beautifully blue water

The HTH™ D.E. Filter Aid keeps your D.E. pool filter working at maximum performance for results you can see.

Compatible with all pools

Our DE pool filter powder is great for all swimming pools that use D.E. filters, including salt water systems.

You’re all clear with HTH

Use the HTH™ D.E. Filter Aid ensures your swimming pool water is crystal clear and ready for summer.

How to use

HTH™ D.E. Filter Aid: DE Pool Filter Powder

1. Use as directed

Check the manufacturer’s guide for your filter to find the correct dosage, approximately 1.5 lbs. of D.E. per 10 sq. ft. of filter area.

Check the manufacturer’s guide for your filter to find the correct dosage, approximately 1.5 lbs. of D.E. per 10 sq. ft. of filter area.

2. Slurry the diatomaceous earth in water

Use 1 part powder with 10 parts water. This solution looks like milk and pours easily.

Use 1 part powder with 10 parts water. This solution looks like milk and pours easily.

3. Pour mixture slowly

With the pump running, pour the mixture slowly into the skimmer nearest the filter.

With the pump running, pour the mixture slowly into the skimmer nearest the filter.