Wash. Admin. Code § 296-150C-1110 - Combustible limitations
(1) The
exposed wall adjacent to the cooking range, must be fifty flame-spread or less,
such as 5/16 inch gypsum board or material having equivalent fire protective
properties.
(2) All openings for
pipes and vents in furnace and water heater spaces shall be tight-fitted or
fire-stopped.
Notes
Statutory Authority: RCW 43.22.340, [43.22.]355, [43.22.]360, [43.22.]432, [43.22.]440 and [43.22.]480. 96-21-146, § 296-150C-1110, filed 10/23/96, effective 11/25/96.
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