internally, the nave is separated from the aisles with 14th-century arcades of three bays of pointed arches: octagonal columns in the south arcade and alternating circular and octagonal columns in the north arcade. the chancel arch is circa 1200 and the tower arch is 13th or early 14th century. the chapels are divided from the chancel with two bay arcades of pointed arches, each contemporary with the age of the adjacent chapel. the roofs of the chancel, nave and the chapels are of crown post construction with the ridge of the roofs of the chancel and chapels being lower than the nave. the aisle roofs are lean-tos.