Zhukov and Haidn [5] considered the heat transfer in a porous injector plate at the conditions of the present work. They found an analytical expression connecting the incident heat flux and the temperature of the hot side wall of a porous injector head. It was shown that the heat loads are not problematic at least for an injector head made from sintered bronze (i.e., for the injector head which is used in the present work). However, the thermal loads are still an issue for other parts of thrust chamber assembly: side walls and nozzle. The aim of the present work is to study experimentally and theoretically the wall heat fluxes in a combustion chamber with a porous injector plate.