Does anyone know the size to order for the companion way bug screen found in the Chandlery for a H260? Below are the sizes that are available. 72" long x 36" wide (rectangle) 68" long x 48" wide (tapering to 28" wide at bottom) 68" long x 60" wide (tapering to 28" wide at bottom) 77" long x 40" wide (tapering to 28" wide at bottom)