Cassette S1 - 3 Pack

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.

3 x S1 Cassettes - Measures pH and FC daily, lasts ~ 2 months (58 days) each
1 x test tube and mailer for sending in a water sample to WaterGuru for analysis

Currently Out of Stock

Due to heavy demand, we are temporarily out of stock…. Working as fast as possible to replenish

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How To Replace SENSE Cassette

No more testing strips and last minute trips to the pool supply store. Get precise pool water test readings sent straight to your phone.

We have ramped up production and our C5 Cassettes are back in stock