Minnesota Legislature
Office of the Revisor of Statutes
Minnesota Administrative Rules
This is an historical version of this rule part. Also view the current version.
4626.1055 5-202.13 BACKFLOW PREVENTION; AIR GAP.*
An air gap between the water supply inlet and the flood level rim of the plumbing fixture, equipment, or nonfood equipment shall be at least twice the diameter of the water supply inlet and shall not be less than 25 millimeters (one inch).
History:
23 SR 519
Published Electronically:
October 11, 2007
Official Publication of the State of Minnesota
Revisor of Statutes