Pentair Clean & Clear Filter Lid Assembly, 420 sq ft | 178581 Hayward Disconnect power at the breaker

Disconnect power at the breaker before servicing any heater component

which helps technicians achieve predictable replacements

Manual temperature adjustment control

and controlled roasting

Wired connection to automation panel

Pentair Clean & Clear Filter Lid Assembly, 420 sq ft | 178581 Hayward Disconnect power at the breakerWhat This Part Is Used For Pentair 178581 Lid Assembly Clean Clr, 420Sqft, FNS Plus is a replacement lid for compatible FNS Plus 420Sqft filters. It seals the large cartridge filter housing. Why This Part Matters A damaged lid can compromise pressure and lead to water loss. Proper sealing ensures consistent filtration and system efficiency. Replacing a cracked lid prevents air intrusion and leaks. Key Features and Specifications Pentair manufacturer