St. Petka is main village church in Purdeitsi village and located at southern end. Built in 1861, which is noticeable by the inscription above front door, which is located on southern church side. Its builder is the famous stone-carver, carver and painter Andon Kitanov. In church's courtyard are the bell tower and village' cemetery. Bell tower is glued to the northwest church side. It has a rectangular base and is covered with a pyramidal roof with tiles. At the top of each of its four sides there is a monophore.