The High-Performance Pagoda Exhaust Vent Cutout Top has a cutout that accepts one high-performance pagoda vent. Cutout top for High-Performance, Pagoda Exhaust Vents. Bolts are furnished to hold top in position (lifting eyes can be used in place of bolts). Seamless, polyurethane gasket between top and frame (UL component recognized) provides a water-tight, dust-tight seal against moisture and contaminants. Ground studs are included. A High Performance Pagoda Exhaust Vent can be used with any PROLINE G2 solid top by requesting a cutout modification.