Perflex Extended Cycle Filters

EC65A and EC75A Series
Perflex Extended-Cycle D.E. filters clean 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.

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

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Pro-Grid Vertical Grid Filters
DE2420, DE3620, DE4820, DE6020 and DE7220
Pro-Grid™ vertical grid D.E. filters provide superior water clarity, efficient flow and large cleaning capacity for pools and spas of all types and sizes. Constructed with high-strength PermaGlass XL™, Pro-Grid combines high-technology features and "service-ease" design for an unparalleled filtration value for both new pool and aftermarket installations. In addition, Pro-Grid delivers low maintenance and dependable operation.

Features include:
High capacity, rapid release manual air relief valve bleeds air with a quick quarter turn of the lever

Filter tanks made from durable glass reinforced copolymer to meet the demands of the toughest applications and environmental conditions, including in-floor cleaning systems

Self-aligned tank top and bottom make access to servicing the grid elements fast and simple

Heavy-duty, tamper-proof one-piece flange clamp securely fastens tank top and bottom. Allows quick access to all internal components without disturbing piping or connections

High impact grid elements designed for up-flow filtration and top-down backwashing for maximum efficiency

Uniform low-profile base make removal of grid nest fast and simple

Inlet diffuser elbow distributes flow of unfiltered water evenly to all filter elements and provides even distribution of D.E. to grids

Convenient valve and plumbing options allow for customized control

2" full-flow internal piping and plumbing for less resistance to flow and maximum performance

72 ft2 filter allows for both commercial and large residential applications and years of non-corrosive, trouble-free performance

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