local exhaust. An exhaust system that uses one or more fans to exhaust air from a specific room or rooms within a dwelling.
permanent construction. Construction that, if removed, would disturb the structural integrity of the building or the fire-resistance rating of a building assembly.
whole house ventilation system. A mechanical ventilation system, including fans, controls, and ducts, which replaces, by direct or indirect means, air from the habitable rooms with outdoor air.
[Statutory Authority: RCW
19.27.031 and
19.27.074. WSR 16-01-148, § 51-52-0202, filed 12/21/15, effective 7/1/16. Statutory Authority: RCW
19.27.031,
19.27.074 and chapters
19.27 and
34.05 RCW. WSR 13-04-053, § 51-52-0202, filed 2/1/13, effective 7/1/13. Statutory Authority: RCW
19.27.190,
19.27.074,
19.27.031 and chapters
19.27 and
34.05 RCW. WSR 10-03-099, § 51-52-0202, filed 1/20/10, effective 7/1/10. Statutory Authority: RCW
19.27.190,
19.27.020, and chapters
19.27 and
34.05 RCW. WSR 07-01-092, § 51-52-0202, filed 12/19/06, effective 7/1/07. Statutory Authority: RCW
19.27.031 and
19.27.074. WSR 04-01-104, § 51-52-0202, filed 12/17/03, effective 7/1/04.]