21. The roof is behind a battlemented parapet. 22. It has an E-shaped plan with gabled wings and a battlemented central porch. 23. Externally in addition to the battlemented decoration there was a rope-styled string course. 24. The two stage west tower, with its battlemented parapet, was added around 1400. 25. The north aisle features two large perpendicular windows and a battlemented rood loft stair turret. 26. There is a battlemented chemin de ronde on the roof, with loopholes for muskets. 27. The south aisle, south porch and the north side of the church are all battlemented . 28. The nave and aisle windows have panel tracery and flamboyant battlemented parapets with gargoyles and pinnacles. 29. It has battlemented parapets, clustered facetted brick chimneys and corner towers with squared ogee cappings. 30. The large church has a low battlemented tower with a slender spire which overlooks the common.