Bath fan BPT20-01CL 1.70CFM and 100CFM. 2.Longlife ball ... motor. 3.Quiet and high quality. 4.Certification:UL,CCC. Bath fan BPT20-01CLModel:BPT20-01CL70CFM,118m3/h, 1.5sones, 52db ... .Galvanize metal glass with high anticorrosion and high glossy,glass shade is simple and elegant,beauty as new,never fade.3 ... /h),suitable for 65-125Sq.Ft.6.Certification:UL,CCC Bath fan BPT20-01CL