1. A prefabricated greenhouse, including a base frame, a frame of elements, end walls, a door and a window in at least one end wall, a greenhouse covering is fixed to the frame elements and the end wall, characterized in that the frame element is made of profiled material (1 ) and consists of sections (2) connected to each other, each section having reinforcing frame elements in the form of a chord and part of a chord, while the sections are interconnected by profile sections, one end of which is attached to the frame element, and the second is connected to a reinforcing element of the frame in the form of a chord. 2. A prefabricated greenhouse according to claim 1, characterized in that the parts of the frame reinforcing element in the form of a chord (8, 10) and the connecting parts (9, 11) of the section (2) are made of a solid profile having inflection points (14, 15, 16 ) corresponding cutouts on both sides of the profile and bent in these places at an appropriate angle. 3. Prefabricated greenhouse according to claim 1, characterized in that at the intersection of the reinforcing elements of the frame in the form of two chords, one of them has an opening for the other chord to pass through it. Prefabricated greenhouse according to claim 1, characterized in that the base frame of the greenhouse is made of two U-shaped profiles, and the joints of the profiles are offset relative to each other. The prefabricated greenhouse according to claim 1, characterized in that the base frame of the greenhouse is made of impregnated wood. Prefabricated greenhouse according to claim 1, characterized in that the profiles of the greenhouse are connected using a press connection (29) .7. A prefabricated greenhouse according to claim 1, characterized in that for fastening the greenhouse cover, fastening brackets of profiled material are used (18) .8. Prefabricated greenhouse according to claim 1, characterizedИзобретение представляет собой сборную теплицу, имеющую каркас из дугооб
