Within any mobile home park double wide type mobile homes and mobile home sites to accommodate them shall be subject to the following provisions:
(a) The maximum number of mobile home sites designed intended, and used for double wide type mobile homes shall not exceed fifteen (15) per cent of the total number of mobile home sites, and
(b) Double wide mobile homes shall be located in such a manner that groups of them will be dispersed throughout the entire area of the mobile home park with not more than five (5) such mobile homes located in an specific group.