FIG. 1 is a top and front perspective view of a double height gateway housing showing our new design;

FIG. 2 is a top and rear perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a front elevation thereof;

FIG. 6 is a rear elevation thereof;

FIG. 7 is a right side elevation thereof; and,

FIG. 8 is a left side elevation thereof.

The broken line showing of environment in the figure drawings is for illustrative purposes only and forms no part of the claimed design.