Scalewatcher 5 Star
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<b>[Product Information]</b><br>
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<li>Weatherproof Heavy Duty Extra Power.</li>
<li>Use instead of a Scalewatcher 3 if unit has to be outside in weather.</li>
<li>For pipe sized 1/2" to 1 1/2"- All types of pipe-Copper, steel,lead or plastic can be easily treated</li>
<li>Great for swimming pools!  Less maintenance with 35% savings on chlorine usage.</li>
<li>Tankless water heaters remain scale free.</li>
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