• W11 Series Style FP Flat Weld Pad Sight Windows

    Benefits & Features

    • Provides direct visual observation of process in vessels
    • Welds or bolts on directly to vessel
    • Sizes 1" to 8"
    • 150 lb ASME B16.5 Flanges

  • W11 Series Style BO Bolt-On Sight Windows

    Benefits & Features

    • Provides direct visual observation of process in vessels
    • Welds or bolts on directly to vessel
    • Sizes 1" to 8"
    • 150 lb ASME B16.5 Flanges

  • W11 Series Style WN Weld Neck Sight Windows

    Benefits & Features

    • Provides direct visual observation of process in vessels
    • Welds or bolts on directly to vessel
    • Sizes 1" to 8"
    • 150 lb ASME B16.5 Flanges