Frequently Asked Questions

The National Fire Protection Agency sets the codes and standards that all Commercial Cooking Operations must adhere to. More information can be found in NFPA 96, Standard for Ventilation Control and Fire Protection of Commercial Cooking Operations. 

Per NFPA 96 there are four approved methods of cleaning:

1. Manual Cleaning by scraping, grinding or scrubbing. 
2. Chemical Cleaning with agents and water. 
3. Pressure washing with pressurized water or pressurized water and agents.
4. Steam cleaning with pressurized steam. 

The frequency of cleanings highly depends on the volume of cooking operations. Standards are set by the National and Local Fire Protection Agency.  

• Solid Fuel Cooking Operations: Monthly (Solid Fuel includes but is not limited to:  Lumber and Charcoal). 
• High Volume Cooking Operations: Quarterly (Once every 90 days).
• Medium Volume Cooking Operations: Semi-Annually (Once every 180 days).
• Low Volume Cooking Operations: Annually (Once per year).

Regular cleaning and maintenance of your Range Hood will improve airflow and efficiency however it is not a requirement per the National Fire Protection Agency. Depending on the frequency of cooking cleaning is recommended on a quarterly basis. 

Per manufacturers' recommendations, properly installed systems that receive regular maintenance typically have a life span of 15 years, after which, a new system is recommended. 

• Regular cleanings per NFPA 96 codes and standards. Please see Question #1 above for more information regarding the frequency required for your system. 
• Semi-Annually all belts should be replaced. 
• Semi-Annually bearings should be properly greased. 
• Annually all mounting hardware should be inspected. 

Please reach out to sales@vhooddenver.com as the list shown may not be fully comprehensive of the services we provide. 

Baldor, Bertazzoni, Broan, CaptiveAire, Dayton, Décor, Fisher & Paykel, Futuro Futuro, General Electric (GE), Jennair, Kenmore, Lynx, Monogram, Signature Kitchen Suite, Thermador, Viking, Whirlpool, Wolf, Zephyr, Etc.,