Trusted Since 1928

A.J. LeBlanc Heating is a 4th-generation, family-owned company serving Southern NH. We focus on fixing the issue, communicating clearly, and explaining options before any work begins.

Serving Bedford, Manchester, Nashua, Concord and nearby Southern New Hampshire towns.

What We Repair

Furnace and boiler repair

Heating Repair

Furnaces, boilers, no-heat calls, airflow problems, zones.

  • Furnace repair
  • Boiler repair
  • No heat diagnostics
Air conditioner repair

Air Conditioning Repair

Not cooling, frozen coils, low airflow, thermostat issues.

  • Central A/C repair
  • Frozen coil / airflow issues
  • Cooling diagnostics
Heat pump and mini-split repair

Heat Pump & Mini-Split Repair

Comfort issues, error codes, outdoor unit problems.

  • Heat pump repair
  • Ductless mini-split repair
  • Performance checks

How It Works

Request Service

Tell us what’s happening. Our office confirms the next available opening.

Diagnose & Explain

We diagnose the issue and explain what we found, in plain English.

Approve & Repair

We review options and costs. Once approved, we complete the repair and verify operation.

How We Bill for Repairs

We keep repair billing simple and fair. Hourly billing means you’re paying for the time needed for your repair, not a one-size-fits-all flat price.

  • No trip charges or diagnostic fees.
  • 1-hour minimum. If your issue is diagnosed and fixed within that hour, that’s all you pay (plus any parts if needed).
  • After the first hour, billed in 15-minute increments.
  • Clear communication. We explain what we found and your options before moving forward.

As a 4th-generation, family-owned company serving Southern NH since 1928, our goal is long-term trust and doing the right thing in your home.

Award-Winning Local Contractor

Recognized for quality, customer service, and family leadership across Southern New Hampshire.

Before You Call (Quick Checks)

Quick Checks

  • Thermostat is set to Heat or Cool and the setpoint is above/below room temp.
  • Replace thermostat batteries (if applicable) and confirm it’s powered on.
  • Check the breaker and any system switches (if safe).
  • Make sure the filter isn’t completely clogged and vents/returns aren’t blocked.
  • If you see an error code, snap a photo of it for us.

Stop & Call Now

  • Gas smell: leave the area and call your gas utility / emergency services.
  • Burning smell, sparking, or repeated breaker trips: shut the system off and call.
  • Water leaking around equipment: shut the system off to prevent damage and call.
  • CO alarm: follow the alarm instructions and call immediately.

HVAC Repair Photos

Real Work. Real Homes.

Furnace Repair

Furnace repair service in Southern New Hampshire

A/C Repair

Air conditioner repair service in Southern New Hampshire

Mini Split Repair

Ductless mini split repair service in Southern New Hampshire

Boiler Repair

Boiler repair service in Southern New Hampshire

Refrigerant Leak Repair

Refrigerant leak repair for air conditioning systems in Southern New Hampshire

Heat Pump Repair

Heat pump repair service in Southern New Hampshire

Request Service

Fill out the form and our office will confirm the next available opening.

Contact Info

A.J. LeBlanc Heating Inc

Address: 45 South River Road
Bedford, NH 03110

Phone: 603-623-0412

Hours

M–F: 8:00am–4:30pm

Nights/Weekends: Emergency Service

Service Area

Serving Southern New Hampshire