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The answer depends on which Cryo-Tek antifreeze is being used, and what level of freeze protection is required. For more information, see this chart. Freeze point:  The temperature at which crystals begin to form. Pumpable:  The temperature at which there are sufficient crystals to impede the flow of the product. Burst protection:  The temperature at which pipes burst.  

Yes.  Use Cryo-Tek 100AL antifreeze for boilers with aluminum heat exchangers. Sludgehammer Universal Corrosion Inhibitor and Sludgehammer System Restorer & Noise Reducer is compatible with all metal heat exchangers, including aluminum.

Max output – 550 GPH  2.5 GPM @ 8' TDH  Air filled motor  Includes pre-filter to prevent debris from re-entering heat exchanger  UL listed  25’ cord

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Oatey University offers best-in-class education, training, research and hands-on practice, both on-site and online. It is our goal to create a welcoming and stimulating environment to share with our customers, associates, vendors, media, and trade professionals, fostering the exchange of new ideas and innovations to make our company, products and industry even better. We take pride in our role as industry thought leaders and remain dedicated to excellence and improvement.

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