The Waterway 602-0201 air relief knob is designed to maintain the proper air pressure in your pool or spa and can be used with ClearWater II Cartridge and D.E. Filter system. This durable knob has been rigorously tested for quality assurance purposes and is manufactured from high-grade materials so that it can last for years of use. Additionally, this knob does not include an O-ring, so you will need to purchase one separately if needed. With its superior design and construction, this is sure to provide you with reliable performance.

• Item - Air Relief Knob
• Manufactured to the highest standards to provide you with a quality product
• Made from quality materials and has been tested in a rigorous quality control process.
• Does not include an O-Ring

Fitment guidelines:
For use with ClearWater II Cartridge and D.E. Filter

Additional information:
Alternate Part Numbers - 14-270-1075, WW6020201, WWP-051-0201, WWP6020201