Service on hood cleaning should include: Total ventilation exhaust system degreased from exhaust fan to hood, including exhaust fan, shaft, filters, inside and outside of vent hood and replacement of light bulbs (of same wattage/brightness) when necessary. All cleaning is to be to bare metal in accordance with NFPA standards and practices for grease removal of exhaust systems per Code 96. Stainless steel polish is applied to each hood by hand. A seal with company name and date cleaned shall be applied to each hood. Service on exhaust fans should include: Removal of safety screens, protect motors from water damage, and clean dust build up from fan. Fans and Hoods shall be fully operational upon work completion. There should be a complete cleanup of all debris, trash, and material after completion of work. Hood systems, fans, and filters are to be cleaned once annually. Any additional cleanings will be on an as-needed basis at the authorization of the SFA.