The department of education shall require that all public school facilities give first preference, where feasible, to the purchase and use of environmentally-sensitive cleaning and maintenance products that have been approved by the Green Seal program pursuant to section 321-26.5, for use in public school facilities:
(1) To clean hard surfaces in bathrooms such as counters, walls, floors, fixtures, basins, tubs, or tile;(2) To eliminate dirt and stains on rugs and carpeting;(3) For routine cleaning of hard surfaces, including impervious flooring such as concrete or tile; provided that this category shall not include: (A) Products intended primarily to strip, polish, or wax floors; or(B) Cleaners intended primarily for cleaning toilet bowls, dishes, laundry, upholstery, or wood;(4) To clean glass, windows, mirrors, or metallic or polished surfaces;(5) For routine, non-specialized hand cleaning;(6) Paper towels or other paper used for cleaning; provided that this category shall not include toilet paper, facial tissue, or paper towels used for drying hands; and(7) Other categories as identified in the department of health.