The Hayward W3EC40AC Perflex 20 sq ft Modular Filter with Clamp is a compact, high-efficiency diatomaceous earth (DE) filter designed for superior water clarity in small pools and spas. Featuring Hayward’s exclusive Flex-Tube design, it extends filter cycles by reusing DE powder within each cycle, reducing maintenance while delivering crystal-clear results.

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Key Features

• 20 sq ft filtration area, ideal for small pools and spas

• Exclusive Flex-Tube design for extended cycles and reduced cleaning frequency

• DE filtration captures particles as small as 2 microns

• Clamp-style closure for quick, tool-free maintenance access

• Corrosion-proof construction for long-lasting durability

• Compact modular design for flexible installation in tight spaces

• Operates at lower pump pressures for improved efficiency

• Simple DE recharge process minimizes downtime

• Suitable for above-ground, in-ground, and spa applications

• Delivers consistently clear, polished water with minimal effort

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Product Overview

The Hayward W3EC40AC Perflex 20 sq ft Modular Filter with Clamp is built for small-scale pool and spa owners who demand professional-grade water clarity with minimal upkeep. Using Hayward’s exclusive Flex-Tube technology, it maximizes DE powder efficiency, allowing for longer intervals between cleanings. The clamp-style closure provides easy access for servicing, and the corrosion-proof materials ensure lasting reliability. Compact and versatile, the W3EC40AC offers a space-saving, low-maintenance filtration solution that delivers consistently sparkling water.