Which Greenheck centrifugal fans have a UL Listing?
Greenheck offers three UL listings: Power Ventilators (UL 705), Power Ventilators for Smoke Control, and Power Ventilators for Restaurant Exhaust (UL-762). UL-705 is concerned with mechanical and electrical construction that assures safe operation of the fan. UL-705 is offered on inline models AX, TBI-CA, TBI-FS, TDI, TCB, TCBRS, TCBRU, TCF, QEI(D) VAD(S), VAB(S), TAUB, TAUB-CA, TAUD, and scroll housing centrifugal models SFB, SFD, SWB, BISW, AFSW, BIDW, and AFDW (in Series 21 or 41). Power Ventilators for Smoke Control is concerned with the removal of smoke laden, and potentially high temperature vapors in the event of an emergency. This listing is available on inline models AX, TBI-FS, TCF, QEI(D), TAUB, and scroll housing centrifugal models SWB and BISW (in Series 21 or 41). UL-762 is concerned with fans designed for the removal of smoke and grease laden vapors with airstream temperatures up to 375º F. UL-762 is available on inline models TCB and QEI, lab exhaust fan model Vektor-H
