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  • Relief valve for systems with automatic or manual shut-off elements on the radiators (thermostatic valves, two-way zone valves). Female inlet onnections, Male union outlet.
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    Technical Features

    • Body and cap of brass CW617N.
    • Adjustment : Position “0” = Fully open - Position “7” = Close to closing ∆p = 0.5 bar
    • Plastic knob.
    • Max operating pressure : 6 bar.
    • Overpressure : 10 - 15%. Max operating temperature : 110°C.

    Type Part no. WID Size Range, bar
    USVR 10005172 3/4" х 3/4" FM 0,03 - 0,50
    USVR 10005174 1" х 1" FM 0,03 - 0,55
    USVR 10005175 1.1/4" х 1.1/4" FM
    0,06 - 0,46

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