Appendix D. Filter Efficiencies for Central Ventilation and Air Conditioning Systems in General Hospitals [revoked]  



[Source: Added at 12 Ok Reg 1555, eff 4-12-95 (emergency) ; Added at 12 Ok Reg 2429, eff 6-26-95; Revoked and reenacted at 20 Ok Reg 1664, eff 6-12-03; Revoked and reenacted at 21 Ok Reg 2785, eff 7-12-04; Revoked at 36 Ok Reg 1730, eff 9-13-19]