a variety of finishes on 7M square timber pyramid frame 45 degree diagonally, 55deg ? upslope
4M square wood frame 60 deg, equilateral triangles, polycarbonate twinwall for a greenhouse
two type finish for a conservatory,
corrugated frc colorcoat for a room sized extension, over a lift shaft or water tank
lower pitched pyramid frame for workshop/shed about 5M square