The University of Maine (Orono) requires bi-annual cleaning of fourteen (14) kitchen hoods and exhaust systems as well as annual cleaning of ten (10) kitchen hoods and exhaust systems. Contractor shall insure that all fans and all kitchen exhaust equipment are cleaned and working prior to the start of spring break (midJanuary) and mid-June for systems required to be cleaned bi-annually. Contractor shall insure that all fans and all kitchen exhaust equipment are cleaned and working mid-June for systems required to be cleaned annually. All work will be in accordance with the National Fire Protection Association (NFPA). All waste that is generated during cleaning will be disposed of on-site. Scheduled cleaning services shall include, but not limited to, set up to protect other kitchen equipment, provide all necessary equipment for work, protection of duct and hoods from damage, clean canopies, filters, screens, grease traps, plenums, exhaust fans, vertical and horizontal ducts and risers, roof top exhausts and baffles. Contractor shall tent off each hood with plastic, clean from the roof down to the hood with a grease remover chemical or equal process, squeegee, and wet vacuum all materials. Upon completion Contractor shall clean the area by removal of all debris and general cleanup leaving the area as it was found. Contractor shall provide services during normal working hours, Monday through Friday between the hours of 7:00 am and 4:00 pm, however when required scheduled services may need to be done during non-business hours of 4:00 pm to 7:00 am due to operational needs determined by the University at the University’s discretion. Contractor shall provide bi-annual services during winter break and the third or fourth weeks of the month of May. Cleaning services are to be pre-scheduled, in advance, with the University of Maine Department of Auxiliary Services. The exact days and times shall be determined by the University.