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An upgraded version of the reliable hs38, the Pearl is designed to protect a single piece of equipment, such as a tankless water heater, from the effects of scale and decrease the risk of waterborne biological contamination. Other popular applications include small studio apartments and recreational vehicles (RVs). The unit fits Copper/PVC/PEX pipes up to 1” outer diameter. This is a do it yourself (DIY) product, but professional installation may be available in your area.


SKU: Pearl
Excluding Sales Tax
  • The Pearl is a descaler for small apartments, RVs, and tankless water heaters. It is designed to protect your heating system, as well as appliances such as dishwashers and washing machines. The device fits Copper/PVC/PEX pipes up to 25mm (1") outer diameter. 

    Popular Applications 

    • Small homes.
    • Apartments.
    • RVs.
    • Tankless water heaters.

    Main Benefits

    • Dissolves and removes existing scale.
    • Prevents new scale accumulation.

    Financial and Environmental Benefits

    • Reduces energy consumption.
    • Increases the efficiency of water heating equipment.
    • Replaces salt-based Softeners.
    • Average one year payback period.

    Additional Benefits

    • Non-intrusive and easy to install - no plumbing modifications required.
    • Propagates the Hydropath signal along with the entire water system.
    • Provides 24-hour protection.
    • Does not interfere with other electrical systems.

    Installation of this device does not replace periodic equipment preventative maintenance procedures, such as purging of your water heater. 

    HydroFLOW residential devices are designed for ease of installation. With this said, it may be necessary to have your unit installed professionally, depending on the configuration of your plumbing system. 

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