Remove and Replace Walkin Cooler and Freezer

The contractor shall provide all labor, materials, equipment, and supervision necessary to: safely disconnect and remove existing walk-in freezer and cooler units; remove fire suppression sprinkler heads and cap pipes; remove and cap air and water pipe from cooler; remove local temperature alarm and sensors for Building Automation System; properly dispose of old equipment; protect surrounding areas; perform mold remediation including isolating work areas, negative air pressure with HEPA equipment, demolishing contaminated ceiling tiles and gypsum wallboard, HEPA vacuuming and applying disinfectant; inspect and prepare existing floor and wall surfaces; modify or repair flooring as required; ensure proper drainage and leveling; supply and install new walk-in freezer and cooler systems with insulated panels, doors, hardware, refrigeration systems including compressors, evaporators, and condensers; install sprinkler heads and seal penetrations; install existing freezer alarm and re-attach sensors for BAS; run air and water pipes into cooler box; mount condensers on floor of second-floor mechanical room; route refrigerant lines through existing openings in concrete slab; upgrade or modify electrical connections; install control panels, thermostats, and monitoring systems; test systems for proper operation and temperature performance; verify refrigeration pressures, airflow, and defrost cycles; calibrate controls and safety systems; provide training for staff on operation and maintenance; deliver manuals, warranties, and as-built documentation in both paper and electronic form.