The Expiatory Temple of the Sacred Heart is a Roman Catholic Church located on the Tibidabo Mountain in Barcelona, designed by the architect Enric Sagnier i Villavecchia and completed by his son Josep Maria Sagnier i Vidal. Its construction lasted from 1902 to 1961.
In the last refurbishment works of the Temple, under the direction of Edetco Tècnics, Mabelux Technic made several curved windows in the shape of a half arch in aluminium lacquered imitation wood.