NuvoH2O Evaporative Cooler Scale Preventer Puck — 3-Month Limescale Protection for Swamp Coolers Santevia gravity water system This tester features an open

This tester features an open junction

Automatic Temperature Compensation (ATC) – Ensures accurate readings across varying water temperatures

MA9016 Cleaning Solution

Complete Gravity Water Filtration System for Emergency Preparedness & Daily Use

remote streams

NuvoH2O Evaporative Cooler Scale Preventer Puck — 3-Month Limescale Protection for Swamp Coolers Santevia gravity water system This tester features an openNuvoH2O Evaporative Cooler Scale Preventer Puck 3 Month Limescale Protection Hard water limescale is the #1 enemy of evaporative coolers (swamp coolers). Scale accumulates on the water pan, pump, pads, and distribution tubes with every cooling cycle reducing efficiency, restricting water flow, and causing premature component failure. The NuvoH2O Evaporative Cooler Scale Preventer Puck stops this damage with a dual action citrus + polyphosphate formula