Concrete mounting pad allow easy installation of the Kohler residential generator models. The 4-inch hurricane pad has a wind rating of 175 mph and is recommended for storm-prone areas. Fiber-reinforced concrete pad with rebar. Impact resistant. Flat bottom facilitates mounting and leveling of the generator and prevents the generator from sinking into the ground. Pad is sized and contoured for the generator models listed above. 3/8-16 threaded inserts are located at the generator mounting hole positions for easy installation. Pad contains 25% recycled materials.