Kitchen Design Standards Kitchen and Bath Design Standards - Page 70

26: Ventilation Recommended: Plan a mechanical exhaust system, vented to the outside, for each enclosed area. Code Requirement:  Minimum ventilation for the bathroom is to be a window of at least 3 sq. ft. of which 50% is operable, or a mechanical ventilation system of at least 50 cubic feet per minute (cfm) ducted to the outside. (IRC R 303.3, IRC M 1507.3) Access Standard Recommended: Ventilation controls should be place d 15” – 48” a bo ve t he f l oor , ope r a bl e wi t h mi ni ma l effort, easy to read, and with minimal noise pollution. Code Reference:  See Access Standard 25 for operable controls.  See Access Standard 22 for reach range for controls. 70