Valve

FIG. 1 is a bottom view of a valve showing my new design; FIG. 2 is a top view thereof; FIG. 3 is a right side view thereof; FIG. 4 is a left side view thereof; FIG. 5 is a front view thereof; FIG. 6 is a rear view thereof; FIG. 7 is a bottom rear perspective view thereof; FIG. 8 is a top rear perspective view thereof; and, FIG. 9 is a partially enlarged view showing the circled portion in FIG. 8 . The dash-dash broken lines depict portions of the valve that form no part of the claimed design. The dash-dot-dash broken lines illustrate a boundary of the design that form no part of the claimed design. The dot-dot-dash broken lines denote the boundaries of the detail areas and form no part of the claimed design.