WAC 296-150V-1120
What are the standards for wall and cabinet
protection? The bottom and sides of combustible cabinets over
cooking appliances or tops including a space of 6 inches from the
edge of the burners must be protected with at least 5/16 inch
sheetrock with a 25 flame-spread. This material must be behind
deep-fat fryers, grills, ranges, and other cooking appliances. It
must extend 6 inches beyond the edge of the appliance and range
hood.
(1) Range hoods for commercial equipment must meet the
requirements of the mechanical code such as fire suppression, etc.
(2) Range hoods for noncommercial equipment may be of a
residential type.
(3) The hood must be centered over and at least as wide as the
top of the cooking appliance.
[Statutory Authority: Chapter 43.22 RCW. 99-18-069, §
296-150V-1120, filed 8/31/99, effective 10/1/99.]