Trombe wall 
(trômb, trŏmb, trôɴb)
(trômb, trŏmb, trôɴb)n.
A thick, usually masonry wall faced with glass or other transparent material over an intervening air space, designed to absorb solar radiation and release heat slowly to the air, which circulates throughout the building by convection.
[After Félix Trombe (1906-1985), French chemist and inventor.]
Trombe wall