The Pentair 180007 FNS Plus 36 D.E. (Diatomaceous Earth) Filter is a high-efficiency filtration system designed for residential in-ground pools. With 36 sq. ft. of grid surface area, it removes fine debris and particles as small as 2–5 microns for crystal-clear water. Built with a durable, corrosion-resistant tank, this model is sold without a valve, allowing for flexible integration with existing pool plumbing or custom valve setups.
Features
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36 Sq. Ft. Grid Surface Area — High-capacity D.E. filtration for superior clarity
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Durable Polymer Tank — Corrosion-proof and long-lasting
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Side/Top Mount Compatibility — Flexible installation options
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Efficient Hydraulic Design — Maintains optimal flow and pump efficiency
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Custom Valve Integration — Compatible with Pentair multiport or slide valves (sold separately)
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Compact Design — Fits easily on standard equipment pads
Benefits
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Provides exceptionally clear and healthy pool water
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Captures ultra-fine particles for reduced chemical usage
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Durable tank minimizes maintenance and extends service life
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Flexible valve integration allows custom system setup
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High-flow design ensures efficient pump operation
| 5 star | 51% | |
| 4 star | 49% | |
| 3 star | 0% | |
| 2 star | 0% | |
| 1 star | 0% |
Verified ownerBeen using it for a few weeks and it's been solid.
Verified ownerGood product for the price. Shipping was fast and packaging was secure.
Verified ownerThis made pool maintenance much easier. Definitely recommend.
Verified ownerPentair FNS Plus works really well. Easy to install and has been reliable so far.
Verified ownerHad no problems setting this up. Everything fit perfectly.
Verified ownerExactly what I needed. Works great so far.
| Specification | Details |
|---|---|
| Product Model | 180007 |
| Brand | Pentair – FNS Plus Series |
| Filter Type | D.E. (Diatomaceous Earth) Filter (Valve Not Included) |
| Filtration Area | 36 sq. ft. |
| Pool Type | In-Ground Pools |
| Particle Removal | 2–5 Microns |
| Maximum Flow Rate | ~72 GPM |
| Tank Material | Reinforced Polymer |
| Valve Compatibility | Multiport or Slide Valve (Sold Separately) |
| Maintenance | Backwash + D.E. Recharge |
| Warranty | Pentair Limited Warranty |
