Summary: fan triangle The top of the fan triangle has a slot similar to the end triangles which needs to fit over the ridge board again this can be a bit tight and may need some encouragement Now fix the floor to the underside of the perch cup on end triangle C and the underside of the fan triangle using a 1½ screw for each Sometimes the pre drilled hole to fix through to the
Image Dimensions: 373 x 560
Image originally found here.