Commercial walk-in refrigeration · Greater Boston

Walk-In Cooler & Freezer Repair

Frostline Boston diagnoses and repairs commercial walk-in coolers and freezers for restaurants, markets, hotels, schools, and other food-service facilities. Service covers cabinet temperature, airflow, defrost, doors, controls, electrical components, and the complete refrigeration system.

Equipment we service

  • Walk-in coolers and freezers
  • Remote condensing units and unit coolers
  • Evaporators, fan motors, and defrost systems
  • Doors, hinges, gaskets, heaters, and controls
  • Refrigerant piping and refrigeration components

Common issues we diagnose

  • Temperature is rising or the box will not pull down
  • Heavy frost, ice buildup, or failed defrost
  • Compressor, condenser fan, or evaporator fan problems
  • Door, gasket, heater, drain, or condensation issues
  • Refrigerant leaks, control faults, unusual noise, or shutdowns

How we diagnose

  • Verify box temperature and recovery under operating conditions
  • Inspect condenser and evaporator airflow
  • Check doors, gaskets, drains, heaters, and visible ice patterns
  • Test controls, sensors, fans, relays, and electrical components
  • Evaluate compressor operation and refrigeration-system performance

Need this service?

Call (857) 666-8916 — Mon–Fri 8:30 AM – 5:00 PM, emergency same-day service available.

Call (857) 666-8916

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