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Wolf Cooktop Ventilation Recommendations
9
Dimensions in parentheses are in
millimeters unless otherwise specified.
COOKTOP VENTILATION CFM RECOMMENDATIONS
Cooktop Hoods, Downdrafts and Pro Hoods
CTWH30 CTWH36 IH4227 DD30 DD36 DD45 Pro Hoods
Electric Cooktops
Model CT15E 215* 215* 215* 215* 150* 215*
Model CT30E 450 600 600 500 350 600
Model CT30EU 450 600 600 600
Model CT36E 600 600 500 600
Model CT36EU 600 600 600
CTWH30 CTWH36 IH4227 DD30 DD36 DD45 Pro Hoods
Gas Cooktops
Model CT15G 215* 215* 215* 215* 150* 215*
Model CT30G 450 600 600 500 350 600
Model CT36G 600 600 500 600
CTWH30 CTWH36 IH4227 DD30 DD36 DD45 Pro Hoods
Modules
Model CT15I 215* 215* 215* 215* 150* 215*
Model IG15 215* 215* 215* 215*
Model IS15 215* 215* 215* 215*
Model IF15 215* 215* 215* 215*
Model IM15 215* 215* 215* 215* 150* 215*
*Use these requirements to determine total CFM when installing multiple cooktops or modules.
CFM recommendations are based on total Btu/hr output. Wolf recommends 1 CFM per 100 Btu/hr (.03 kW).
Additional CFM may be required for long duct runs.
COOKTOP VENTILATION BLOWER OPTIONS
Cooktop Ventilation Hoods
Blower Description Blower Number Cooktop Hood Models
450 CFM Internal CTBLOWER-45INT (801643) CTWH30
600 CFM Internal CTBLOWER-60INT (801644) CTWH36 / IH4227
900 CFM Internal CTBLOWER-90INT (801645) CTWH36 / IH4227
600 CFM In-Line BLOWER-60IL (808331) CTWH30 / CTWH36 / IH4227
1100 CFM In-Line BLOWER-110IL (808332) CTWH30 / CTWH36 / IH4227
600 CFM Remote BLOWER-60REM (801640) CTWH30 / CTWH36 / IH4227
900 CFM Remote BLOWER-90REM (801641) CTWH30 / CTWH36 / IH4227
1200 CFM Remote BLOWER-120REM (801642) CTWH30 / CTWH36 / IH4227
1500 CFM Remote BLOWER-150REM (804701) CTWH30 / CTWH36 / IH4227
Vertical discharge with 8" (203) round duct for wall and island hoods. Transition is not required for internal blowers; in-line and remote
blowers require TRANS-8-10. Backdraft damper included with wall and island hoods.
Blower configurations are for reference only. Refer to minimum CFM recommendations for your specific cooking product.
Always consult a qualified HVAC Engineer for specific applications.