the narthex at the east end has a groin vaulted oak roof, and is paved with black marble and with encaustic tiles. a stone screen leads into the nave. this also has a groin vaulted roof, but built in stone. between the nave and the chancel is a low alabaster screen. a continuation of this screen leads to the pulpit: this is also constructed in alabaster with devonshire marble columns. the reredos and the font are also made in alabaster. the benches in the nave and chancel are in walnut and have carved ends. in the chancel is a recumbent effigy in alabaster of constance, 1st duchess of westminster, by joseph boehm. for the effigy, boehm worked from plaster casts of the face and hands taken after her death.