This is a firm-fixed-price contract set aside for Service-Disabled Veteran-Owned Small Businesses to upgrade an existing Edwards EST3 fire alarm system to a modern EST4 system at the Crescent House Transitional Residence Program in Lowell, MA. The work includes replacing the main control panel, a remote annunciator, all devices in apartment 110, system batteries, and providing a spare sprinkler head cabinet, with the goal of achieving full code compliance with zero system faults. The period of performance for the contract is 12 weeks. No specific budget amount is listed in the description.