- $75.00WaterGuru Sense S1 Smart Cassette - 3 Pack - for WaterGuru Sense Smart Pool Monitoring System | Chlorine & pH Pool Water Testing Smart DeviceAmazon
- $100.62WaterGuru 2-1901-14BX Calcium Hypochlorite Chlorine Shock Treatment for Swimming Pools, 14-PackAmazon
- $365.00Waterguru - Sense S2 Smart Pool Monitor - Chlorine & pH Meter - CYA & Alkalinity Tester Pool Water Tester - Spa and Hot Tub Monitor - Includes Water Guru Sense 2 Cassettes, Float Ring & MoreAmazon