The ornamental design for a combined stovedoor supported thermostat and damper shielding housing with access shielding lower barrier, as shown and described.
FIG. 1 is a front perspective view of a combined stove door supported
thermostat and damper shielding housing with access shielding lower
barrier embodying my new design, viewed from above and to the front of the
housing;
FIG. 2 is a rear perspective view thereof, viewed from below and to the
rear of the housing; and