1. Be sufficiently heated or cooled when necessary to protect the animals from temperatures to which they are not accustomed, taking into consideration their age, size and species;

2. Be adequately ventilated to provide for the health of the animals and to remove foul odors therefrom. The ventilation system so utilized shall be designed so that the volume of air within any enclosed indoor facility or part hereof shall be replaced by fresh air three or more times per hour. If ventilation equipment is used, it shall be constructed in conformance with current standards of good engineering practice with respect to noise and minimization of drafts;

3. Have ample light, either natural or artificial, or both, of good quality and well distributed to provide for such illumination as is necessary to inspect and clean during the entire working period. Such facilities shall be placed as to protect animals from excessive illumination. Sufficient lighting shall additionally be supplied in the area of sinks and toilets to provide for the hygiene of animal caretakers;

4. Have interior walls, ceiling and floor surfaces constructed of materials which are resistant to the absorption of moisture and odors, or such surfaces shall be treated with sealant or with paint. Floor surfaces shall not be made of unsealed wood. Interior walls shall be constructed so that the interface with floor surfaces is sealed from the flow or accumulation of moisture or debris;

5. Contain a suitable method of drainage to facilitate the rapid elimination of excess water under any weather or temperature condition from indoor housing facilities. Such system shall be connected to a sanitary sewer or septic tank system which shall conform with standards of city building codes; provided, this requirement shall not apply to pet shops. If drains are used, they shall be maintained in a clean and sanitary condition, and a safe and effective disinfectant shall be used in the cleaning of such facilities;

6. Be maintained in a clean and sanitary condition, with the use of a safe and effective disinfectant in cleaning. (Ord. M-3667 § 2004: Ord. M-2397 § 51, 1983; Ord. M-3667, Amended, 10/08/2004, Sec 21)