Where necessary to protect against flies and other insects, screens of 6 mesh per centimeter (16 mesh per inch) shall be provided on doors and windows. Screen doors shall be of a type and installed as approved by the State Fire Marshal.
Cal. Code Regs. Tit. 22, § 76669
Note: Authority cited: Section 208(a), Health and Safety Code. Reference: Section 1276, Health and Safety Code.