Pentair Automatic Regulator Valve & Valve Cap Kit | K12004Pentair K12004 Automatic Regulator Valve Kit The Pentair K12004 Automatic Regulator Valve Kit is a genuine replacement component for select suction side automatic pool cleaners. It regulates and balances the suction flow from the skimmer to the cleaner, ensuring proper cleaner movement and performance. Key Features Precisely controls suction flow to the cleaner to maintain correct travel speed. Includes both the regulator valve and cap kit for