It features a steep, slate covered gable roof, brick buttresses, and lancet stained glass windows.
Here, there were also two brick buttresses and two projecting octagonal brick chimneys which had been added to the building in the 17th Century.
Its walls are partly rendered, and are supported by brick buttresses.
The interior lacks aisles which are replaced by rows of small chapels between brick internal buttresses, making Albi a hall church.
The outer walls have crumbled where they broke off, a hemorrhaging of stone that 19th-century engineers stanched by building two heavy brick buttresses.
The tower is weatherboarded with a shingled spire, and is supported by two 17th-century massive brick buttresses.
Externally, the church is dominated by its red brick façade, interspersed with blind arches and supported by brick buttresses.
To either side of the central entry and separated by brick buttresses are paired wooden entry doors, recessed into a broken-arched opening with brick label molding.
Supporting the east wall are two brick buttresses.
Bogdanow Partners Architects, designers of the $8 million renovation, chose to leave the original brick buttresses and roof rafters exposed in the main auditorium.