 The rectangular church , which has been described as " tiny " , is said by the Diocese of Bangor to be the second @-@ smallest church in Anglesey . The nave and chancel ( which are not divided ) measure together 34 feet 9 inches by 14 feet ( about 10 @.@ 6 m by 4 @.@ 3 m ) . The church is constructed of rubble masonry , dressed with freestone and with a foundation of boulders . The roof , which has a bellcote at the west end , is made of slate ; the roof timbers can be seen from inside . The only bell , which is dated 1747 , is decorated with a vine scroll . The door to the church is on the north side through a porch ; the doorway to the porch has a rounded head and a 15th @-@ century style doorjamb , but the porch itself is more modern . The windows in the nave ( one in the north wall , one in the west wall and two in the south wall ) have rounded tops . The window at the east end of the church , which dates from the late 16th century , is rectangular with three arched lights ( vertical sections ) set in a square frame . The lights are separated by mullions and there is an external hoodmould above the window . 
