All such factories, buildings, and other places containing food shall be provided with proper doors and screens necessary and adequate to protect against the contamination of the product from flies, dust, or dirt.
C.R.S. § 25-4-104
Protection from dirt
Digitized from: Public.Law — Colorado Revised Statutes. Reproduced from public-domain Colorado statutes; confirm against the official source for the current text. Not legal advice.