(833) 603-4822
(833) 603-4822

Services

603 Mechanical offers many services– from preventive maintenance to installation. When you call, our main number goes directly to a service technician who will contact you and evaluate what you need: Fast, Focused and we’ll get it right the First time.

The list below is long—and we can fix even what you might not have a name for.

Plus: True to our profession, we remain cool under pressure.

We’re 603 Mechanical, N.H. natives with a human touch.

Heating Repair, Maintenance, Replacement, and Installation

  • Heating System Repair
  • Heating Tune-Up Service
  • Heat Pump Repair & Maintenance
  • Furnace Repair & Maintenance
  • Boiler Repair & Maintenance
  • Ductless Heating Repair
  • Heat Pump Replacement
  • Heat Pump Installation
  • Furnace Replacement
  • Furnace Installation
  • Ductless Heating Installation
  • Electric Baseboard or Wall Heater Repair
  • Thermostat Install
  • Thermostat Repair
  • Heat Pump Repair
  • Ducts & Vents Install
  • Furnace – Repair or Service
  • Furnace – Install or Replace

A/C Repair, Maintenance, Replacement, and Installation

  • A/C Repair
  • Ductless A/C Repair
  • A/C Tune-Up Service
  • A/C Replacement
  • Central A/C Repair
  • Swamp Cooler Repair
  • Window A/C Service
  • Mist System Repair
  • Central Humidifier Repair
  • Central Air Cleaner Repair

Refrigeration Repair, Maintenance, Replacement, and Installation

  • Walk-in Boxes
  • Reach-Ins
  • Low Boys
  • Freezers
  • Display Cases
  • Installation
  • Service
  • Preventative maintenance
  • Ice Machines