Specifications include, but are not limited to: All vendor supplied parts must be new, factory-sealed and include all product information. Used or refurbished parts will not be accepted by TFC. Work shall be performed by certified and trained technicians. Verification of certification will be included with the response. Material and labor on service shall be warranted by Contractor for a period of one-year from the date of acceptance of work by TFC. To minimize the disruptions to the operations of each building, TFC anticipates the majority of work shall be performed outside regular business hours or on weekends. Regular business hours are 7:30 AM – 5:30 PM, Monday through Friday. Service in public areas or vacated areas may be performed during regular business hours. Work that will disturb those working must be done outside of regular hours. The Contractor shall ensure proper signage is always posted in work areas when conducting services. Contractor shall ensure all tools and equipment are always secured. Tools and equipment shall be removed from open areas or stored in secured locations during breaks, lunch, and/or at the end of each workday. Jobsite must be cleaned daily so as not to disrupt employees or normal operations of affected area. Upon completion of the work, area will be cleaned, and all debris accumulated will be removed from job site. When working above ceiling, drop cloths or other methods must be used to protect areas below from dust and debris. Vacuuming of the area must be done prior to moving to next location.