Blue:12th-13th centuries; Green: church, 1269-1330; Red: late Middle Ages. 1: entrance; 2:abbot's hall; 3:abbot's room; 4:chapel; 5: abbot's apartments; 6: latrine; 7: monks' day room; 8: warming house; 9: monks' refectory; 10: lay brothers' refectory; 11: lay brothers' dormitory; 12: kitchen; 13: cellar; 14: outer parlour; 15: cloister; 16: inner parlour; 17: chapter house; 18: infirmary cloister; 19: infirmary hall; 20: sacristy; 21: library; 22: porch; 23: nave; 24: choir; 25: presbytery. a: dovecote; b: drain; c: yard; d: day stairs; e: passage; f: night stairs; g: covered passage; h: pulpit.