modify only the building circled in red this is the white building with the grey metal roof in the foreground replace all the existing rooftop pipes chimneys vertical ducts on the circled building the current pipes are incorrect and must be completely removed they must match exactly the pipes shown in reference image 3 specifications 4 thin cylindrical pipes per side 8 total if both sides are visible dark grey anthracite color taller and more slender proportions perfectly vertical aligned in a straight row along the roof ridge minimal clean roof penetration no bulky square bases or large box volumes completely remove the existing pipes and recreate them exactly like in reference image 3 matching spacing height and proportions do not modify any other buildings do not alter the roof shape fa ade windows lighting or surroundings in the fourth pic you can see them on the right building they are just too big and not in the exact position take inspiration from the pic number 2 to create them better
