A brick wall is ideal, for it absorbs heat during the day and radiates it at night, creating constant warmth and a nice micro climate that helps heat the cold frame.
She sensed a brick wall and hesitated, considering.
Jackson stopped and gently pushed her against the brick wall they were walking by.
All my charm and diplomacy is hitting a brick wall.
All he needed was a nice brick wall to halt the nagging speculation Byrne might have skipped—like a body or something equally definitive.