From HVAC repairs and retrofits to new system installations, Allegiance Heating is Chicagoland’s choice for heating and cooling service. We provide heating systems, heater service installations, and air conditioning repairs service. We also provide heating system sales, service installations, and repairs. Delivering superior products, craftsmanship, and service, we’re committed to excellence at every project phase. Allegiance Heating services these areas in Illinois

MOKENA HEATING CONTRACTOR SERVICES AND REPAIRS

  • Leaks traced and repaired
  • Energy saving boilers, furnaces, and buyer installation and service
  • Oil to gas conversions
  • Humidifier and air filtration installations
  • Steam radiator balancing
  • Radiating heating system installations
  • Gas logs and fireplaces

AIR CONDITIONING CONTRACTOR SERVICES AND REPAIRS

  • Energy saving central air conditioning system installations
  • Attic fan installation
  • Freon leak detection
  • Rooftop cooling systems
  • Pre-season tune up, safety check and inspection
  • Digital programmable cooling controls
  • Custom winter condenser covers

HEATING AND AIR CONDITIONING SERVICES, REPAIRS, AND INSTALLATIONS IN

  • Chicago Area
  • Dupage County
  • Cook County
  • Will County