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  • Digital pressure gauges for testing backflow prevention devices for non-potable water

    MAKO NP5 / NP3 / NP2

    Arbiter's non-potable Mako test kit is designed for professionals who demand precision, robustness, and ease of use in the field. Available in 2-valve (NP2), 3-valve (NP3), and 5-valve (NP5) versions, this kit includes everything needed for effective reflux testing.

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  • Digital Vacuum Gauge

    OMNI™

    Digital Vacuum Gauge

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  • Digital Vacuum Gauge

    552

    Digital vacuum gauge with Bluetooth®

    Extremely precise, rugged and practical: the testo 552 digital vacuum gauge. Ideal for evacuating refrigerant systems or heat pumps.

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  • Hydronic Manometer

    HM 675 / HM 685

    The Hydronic Manometer is used to balance hydronic heating and cooling systems, check pump performance and set balancing valves. It can measure and display differential, high side and low side pressures simultaneously, without the need to change hose connections or instrument valve settings.

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  • TG-5 Zurn Wilkins 5 Valve Backflow Prevention Assembly Test Kit

    The TG-5 Zurn Wilkins 5 Valve Backflow Prevention Assembly Test Kit tests all brands and varieties of backflow preventers.

    • Tests all brands and varieties of Backflow Preventers
    •  5 control valve design
    •  Includes carrying case and test fittings
    •  5 year warranty
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  • Wireless vacuum gauge probe

    Si-RV4

    For Si-RM350 and Si-RM450 manifolds

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