Hayward | W3EC40AC | Perflex 20 sq ft Modular DE Filter with Clamp – Extended-Cycle Filtration for Clear Water
Hayward | W3EC40AC | Perflex 20 sq ft Modular DE Filter with Clamp – Extended-Cycle Filtration for Clear Water
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.
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
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.


Description
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.
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
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.

















