NuvoH2O Dishwasher Detergent Booster Puck — 3-Month Hard Water Scale Protection & Cleaner Dishes aquarium TDS tester 4" W × 19

4" W × 19

Automated Nutrient Control: Maintains precise EC/TDS levels without manual intervention

View our TDS/EC Meter Selection Guide

Anyone using Bluelab EC/conductivity instruments

NuvoH2O Dishwasher Detergent Booster Puck — 3-Month Hard Water Scale Protection & Cleaner Dishes aquarium TDS tester 4" W × 19NuvoH2O Dishwasher Detergent Booster Puck 3 Month Hard Water Scale Protection Hard water is the #1 reason dishwashers underperform leaving spots on glassware, cloudy residue on dishes, and scale buildup inside the appliance that shortens its life. The NuvoH2O Dishwasher Detergent Booster Puck solves both problems in one simple step: just toss the puck in the dish rack and enjoy cleaner dishes and a protected dishwasher for up to 3 months. No