Hayward Star-Clear Plus Locking Knob, 175 sq ft | CX1750G PAL Lighting This atmospheric refractory set is

This atmospheric refractory set is used in compatible models 206A through 406A to insulate and protect the combustion chamber

It serves as a replacement option for existing inline flow meters or as part of new PVC installations using standard 2" fittings

Service replacement tank top

Charcoal finish for a neutral

Hayward Star-Clear Plus Locking Knob, 175 sq ft | CX1750G PAL Lighting This atmospheric refractory set isWhat This Part Is Used For The Hayward CX1750G Star Clear Plus 175 Sq Ft Locking Knob secures the filter head to the tank body. It tightens and locks the housing in place during operation. Why This Part Matters A worn or broken knob can prevent proper sealing and cause leaks. Replacing it ensures the filter head remains securely fastened. This helps maintain safe system pressure. Key Features and Specifications Manufacturer part number CX1750G Locking