Clean Your Pool with the Most Trusted Name in the Industry

The Hayward Perflex Extended-Cycle D.E. Filters clean swimming pools fast, removing particles as small as two microns the first time through. Its patented Flex-Tube design gives longer cycles between cleaning because the same D.E. filter powder is used over and over. Plus, Perflex cleans without backwashing, saving hundreds of gallons of treated pool water. An exceptional value as a replacement filter or for new pool installations. For sparkling, clean pools, step up to Perflex.

Perflext D.E. Features

• Exclusive bump handle activates the mechanism causing the Flex-Tubes to instantly and uniformly clean themselves of dirt and filter powder
• Self-venting design automatically expels any air that may be present in the system
• Proven, patented Flex-Tube filter elements efficiently reuse the filter powder and dirt mixture forming a fresh filtering surface
• Combination pressure gauge and threaded inspection/service port is easy to read and remove when filter needs cleaning
• Heavy-duty filter tank injection-molded of high-strength for dependable, corrosion-free performance
• Integral check valve prevents system backflow whenever pump is off

FI1409 Features:
Horsepower: .75 HP
Turnover: 32,640 gallons per 8 hours
Cross Reference: #EC652605X7

FI1411 Features:
Horsepower: 1 HP
Turnover: 32,640 gallons per 8 hours
Cross Reference: #EC652607X10

FI1413 Features:
Horsepower: 1 HP
Turnover: 38,400 gallons per 8 hours
Cross Reference: #EC752607X10

Filter Sizing Information (PDF)

Click here for the D.E. Filter Troubleshooting Guide

Click here for more information on Sand, Cartridge, and D.E. Filters

Looking for Diatomaceous Earth to add to your filter? Click here to buy a 25lb Bag of Diatomaceous Earth.