(1) The exterior construction of the vending machine shall be such as to facilitate cleaning and to minimize the entrance of insects and rodents, and the exterior of the machine shall be kept clean. Service connections shall be such as to protect against unintentional or accidental interruption of servicing to the machine.

(2) This section shall be deemed to have been satisfied when the following requirements are met:

(a) The vending machine shall be of sturdy construction and the exterior shall be so designed, fabricated and finished as to facilitate its being kept clean, and to minimize the entrance of insects and rodents.

(b) Door and panel access openings to the product and container storage spaces of the machine shall be tight fitting and if necessary, gasketed so as to preclude the entrance of dust, moisture, insects and rodents.

(c) All necessary ventilation louvers or openings into vending machines shall be effectively screened against insects and rodents. Such screening material shall not be less than 16-mesh or equivalent.

(d) In all new vending machines in which a condenser unit is an integral part of the machine, such unit shall be sealed from the product and container storage spaces.

(e) Unless the vending machine is sealed to the floor so as to prevent seepage underneath or can be manually moved with ease, one or more of the following provisions shall be utilized to facilitate cleaning operations:

(i) The machine shall be mounted on legs 6 or more inches in height; or

(ii) The machine shall be mounted on casters or rollers; or

(iii) The machine shall be mounted on gliders which permit it to be easily moved.

(f) All service connections through an exterior wall of the machine, including water, gas, electrical and refrigeration connections shall be grommeted or sealed to prevent the entrance of insects and rodents. All connections to such utilities shall be such as to discourage their unauthorized or unintentional disconnection.