071136Z | Pentair Purex & WhisperFlo Clamp Knob Hayward Super II Strainer Cover Lid In-Store Service and Replacement Options

In-Store Service and Replacement Options

providing reliable performance in underground and high-pressure installations

it is built for residential pool and spa installations where efficiency and dependability are critical

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Pentair 355301 Clear Lid – Monitor Basket Without Opening

071136Z | Pentair Purex & WhisperFlo Clamp Knob Hayward Super II Strainer Cover Lid In-Store Service and Replacement OptionsOEM Pentair Clamp Knob 071136Z is a replacement knob used to secure filter and pump lids on Pentair Purex SM SMBW 2000 and 4000 series filters and WhisperFlo pumps. Designed for equipment manufactured before 1998, this knob maintains a reliable seal to prevent leaks and preserve system pressure. It ensures proper lid compression to support consistent water flow and filtration performance. Built from durable materials, the knob withstands harsh pool