FIG. 1 is a front perspective view of a valve showing my new design.

FIG. 2 is a top plan view of the valve.

FIG. 3 is a bottom plan view of the valve.

FIG. 4 is a side elevation view of the valve, the opposite side view being identical thereto.

FIG. 5 is a front elevation view of the valve.

FIG. 6 is a rear elevation view of the valve; and,

FIG. 7 is a perspective view of an alternative embodiment of the valve of FIGS. 1-6, the valve of FIG. 7 not having the fins shown in FIGS. 1-6.

The broken-line disclosure is for illustrative purposes only and forms no part of the claimed design.