These cassettes and their patented chemistry pads are essential for correct analysis of your pool’s water, giving you the information you need to maintain a safe and clean environment to swim in.

• For use exclusively in SENSE S2 devices
• Smart cassette with patented chemistry pads and easy snap-in replacement
• 3 x C2 Cassettes - Measures pH and FC daily, each lasts 2 months (58 days) each. Additional daily measurements will reduce Cassette life.