BigPatents India

A flexible wall lining includes a body layer (1) comprising one or more phase change materials (4) that each exhibit a phase change at a temperature in the range from 5° to 40°C. The wall lining preferably is provided in the form of a sheet that can be attached to a building wall (5) either at the time of construction or, advantageously, at a time when the building is being renovated or redecorated. (FIG nil).