The Commission finds that, if the proposed developments or any portion thereof are within a regulated wetland area or affects a regulated wetland area, the Inlands Wetlands Commission, after having fully considered the purposes of Sections 22a-36 through 22a-45 of the General Statutes and the factors contained therein, has previously found that the proposed use of pervious pavers, and the location and extent thereof, will have an acceptable degree of impact on the environment, provided, however, that the Commission may, upon the affirmative vote of four members override a finding of the Inlands Wetlands Commission under this section, and