Specifications include, but are not limited to: The Bidder shall remove and clean grease filters and remove all filtration and chemically clean hood interior, exterior and traps then reinstall vent hood. 3.2 The Bidder shall clean inside, outside, and duct work up to the force air fan. 3.3 The Bidder shall check force air fan for operation/motor running, belts etc. 3.4 The Bidder will be required to label hood vent with the date hood vent was cleaned and signed by the technician. 3.5 Before commencing of any work at a County location, all technicians shall report to the Director of Building Maintenance or his/her designee. Service workers shall wear a company uniform and an identification badge, which must remain visible at all times while on County premises.