Pentair FNS Plus 48 SqFt DE Filter (No Valve)

The Pentair 180008 FNS Plus 48 D.E. (Diatomaceous Earth) Filter is a high-capacity filtration system designed for residential in-ground pools. With 48 sq. ft. of vertical grid surface area, it removes ultra-fine debris and particles as small as 2–5 microns for crystal-clear pool water. Built with a durable, corrosion-resistant tank, this model is sold without a valve, allowing custom integration with multiport or slide valves.

Features

• 48 Sq. Ft. Grid Surface Area — Enhanced D.E. filtration for superior water clarity

• Durable Reinforced Polymer Tank — Corrosion-proof and weather-resistant

• High-Flow Hydraulic Design — Maintains efficient circulation and pump performance

• Custom Valve Compatibility — Works with Pentair multiport or slide valves (sold separately)

• Compact Footprint — Fits easily on standard equipment pads

• Long-Life Construction — Built for durability and minimal maintenance

Benefits

• Provides exceptionally clear and healthy pool water

• Captures ultra-fine particles to reduce chemical usage

• Durable construction ensures long-lasting performance

• Flexible valve integration allows customized system setup

• High-flow design supports efficient pump operation and energy savings