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    Siamp 99T 1/2" Inlet Ball Valve Bottom Entry - BRASS Thread

    Manufacturer: Siamp
    The Siamp COMPACT 99T BP Low Pressure 1/2″ Brass Inlet Valve (30 9921 10) is a WRAS-certified, quiet-fill, bottom-entry valve built for reliability and efficiency. Featuring adjustable height, anti-backflow protection, and hydraulic closure to prevent water hammer, it suits both ceramic and plastic cisterns. Ideal for low-pressure systems, it includes a 10-year guarantee and is available with 1/2" brass, 3/8" brass, or 1/2" plastic connections—perfect for original installs or replacements.
    SKU: 30992110 (10)
    Availability: 8 in stock
    £42.48 incl tax
    i h

    • Low pressure

    • Compact with telescopic adjustment

    • Can be installed into ceramic or plastic cisterns, recessed or low level cisterns, for replacement or as original equipment

    • Hydraulic closure (no water hammer shock)

    • Adjustable water level

    • Quiet

    • Anti-backflow function

    • 3/8” brass, 1/2” brass and 1/2” plastic end-fitting:

      • 3/8” brass :
        flow rate : 0.21l/s at 3 bars
        Pressure function range from 0.1 to 10 bars

      • 1/2” brass :
        flow rate : 0.23l/s at 3 bars
        Pressure function range from 0.1 to 10 bars

      • 1/2” plastic :
        flow rate : 0.22l/s at 3 bars
        Pressure function range from 0.1 to 10 bars



    Products specifications
    Product Type Ball Valve
    Manufacturer Siamp
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