Laguna Pressure-Flo Filter Parts For 2100, 3200, 3000, 4000 by Laguna Sold out $ 24.95 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out Laguna Pressure-Flo Filter Parts For 2100, 3200, 3000, 4000 Includes: 3 - ¾" - 1¼" Universal Click Fit Coupling - PT640 1 - Sealing Cap Click-Fit - PT1543 3 - Replacement O-Rings - PT743 1 - Lid O-Ring for Pressure-Flo 2100, 3200, 3000 and 4000 - PT1536 33333