This open-ended, on-call Contract consists of services for the Administration’s Heating Ventilation and Air Condition (HVAC) systems to include non-emergency call-in work, and emergency call-in work at the Administrations District 4 Office in Baltimore County. This work includes all labor, materials, parts, service and transportation to ensure the satisfactory performance and efficient operations of the heating, ventilation and air conditioning equipment along with all supporting systems associated to its performance. The Contractor shall inspect and provide service to all systems equipment in accordance with the manufacturers’ recommendations unless otherwise specified in these Contract Documents. Contractor shall consider all equipment in its existing condition and that no adjustments will be made after the award of the Contract. The Administration reserves the right to upgrade, replace, add and/or abandon equipment as needed. The Contractor agrees to perform services scoped in this Contract to all added equipment at the contractual price bid at the time of award. This is a non-exclusive Contract. It does not include all work expected to be performed in the designated areas. Therefore, at times, other Contractors may be performing similar work that is not associated with this Contract.