WAC 51-11R-20223:

WACs > Title 51 > Chapter 51-11R > Section 51-11R-20223

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PDFWAC 51-11R-20223

Section R202.23—W.

WHOLE HOUSE MECHANICAL VENTILATION SYSTEM. An exhaust system, supply system, or combination thereof that is designed to mechanically exchange indoor air with outdoor air when operating continuously or through a programmed intermittent schedule to satisfy the whole house ventilation rates.

[Statutory Authority: RCW 19.27A.020, 19.27A.045 and chapters 19.27 and 34.05 RCW. WSR 13-04-055, § 51-11R-20223, filed 2/1/13, effective 7/1/13.]