Reduce water usage, lower chemical costs, and boost cooling tower efficiency.
Marley WaterGard™ is an innovative osmotic membrane filtration system designed for evaporative cooling equipment. Compared to reverse osmosis systems, WaterGard offers more optimal water quality at a lower upfront cost.
59%* Less Water Usage
Extend your cycles of concentration (CoC) and reduce reliance on municipal water. This means less blowdown, less waste, and more efficient cooling tower operation.
88%* Reduction in Wastewater
Reduce wastewater discharge to combat high water consumption and decrease operational costs.
Boost Your Sustainability Profile
Meet regulatory and environmental goals with ease, including earning LEED credits or taking advantage of relevant rebate programs.
Potential Payback in 3 Years or Less
With improved filtration, WaterGard™ delivers real-time savings due to less water usage and reduced chemical treatment costs.
Request a Payback Analysis(*Potential benefits vary with source water mineral content.)
Ideal for teams operating below 3 COC, pursuing LEED credits, or taking advantage of water rebate programs, WaterGard puts smarter water management and long-term savings within your reach.
| WaterGard Osmotic Membrane | Reverse Osmosis | Capacitive Deionization | |
|---|---|---|---|
| Ion Removal | 90% | 99%+ | 50% |
| Reject Stream | 10-15% | 25-50% | 10-25% |
| Pretreatment Requirements | Chlorine Removal, Sediment filter | Chlorine Removal, Sediment filter, Softener | Sediment filter |
| Removes Silica | SÌ | SÌ | No |
| Energy Use |  |
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2023 Commercial Comfort Product of the Year – Cooling Equipment
