The Hiawatha Property Maintenance Code is hereby amended by repealing Section 304.14 of the International Property Maintenance Code and by replacing said section with a new section as follows:
304.14 Insect Screens. During the period from January 1 to December 31, every door, window and other outside opening required for ventilation of habitable rooms, food preparation areas, food service areas or any areas where products to be included or utilized in food for human consumption are processed, manufactured, packaged or stored shall be supplied with approved tightly fitting screens of not less than 16 mesh per inch (16 mesh per 25 mm), and every screen door used for insect control shall have self-closing device in good working condition.