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HVAC, Plumbing & Electrical
in Deerfield, NH

A.J. LeBlanc Heating serves Deerfield and Southern New Hampshire. Family-owned since 1928, our EPA-certified HVAC technicians, licensed plumbers, licensed electricians, and water-treatment specialists provide honest estimates and 24/7 emergency service.

Family-Owned Since 1928
Licensed & Insured
What We Do in Deerfield

Complete Home Services
for Deerfield Homeowners

Our in-house heating, cooling, plumbing, and electrical teams work together under one roof. Homeowners get one company to coordinate the job and one clear point of contact from start to finish.

Heating

We install, repair, and maintain furnaces, boilers, and heat pumps in Deerfield, with 24/7 emergency service available.

Heating Services

Air Conditioning

We install and service central A/C and ductless mini split systems in Deerfield. Our team has installed thousands of ductless systems across Southern NH.

A/C Services

Plumbing

Our licensed plumbers handle water heaters, drains, fixtures, water-supply piping, and residential plumbing repairs in Deerfield homes.

Plumbing Services

Electrical

Our licensed New Hampshire electricians handle panel upgrades, standby generators, EV chargers, and electrical repairs for Deerfield homeowners.

Electrical Services
A.J. LeBlanc Heating service fleet and team serving Deerfield, NH
Serving Deerfield, NH

We Know
Deerfield Homes.

Deerfield is a rural community made up of Deerfield, Deerfield Center, Deerfield Parade, and South Deerfield. Wooded lots, homes set back from the road, and protected land near Pawtuckaway and Bear Brook state parks shape the service area A.J. LeBlanc Heating covers.

Housing: About nine in ten Deerfield homes are single-family houses, and the median build year is around 1985. Much of the town's housing was added from the 1970s through the 2000s. Antique farmhouses and New Englanders near the historic districts share the rural roads with ranches and colonials built on later subdivided land. Those home styles contain a mix of boiler systems, warm-air equipment, and newer heat-pump additions.

The Deerfield Fair dates to 1876 and identifies itself as New England's oldest family fair. It returns each fall as one of the town's best-known traditions. The A.J. LeBlanc Heating team serves homeowners in all four Deerfield villages throughout the year.
New furnace installation by A.J. LeBlanc Heating in Southern NH
Heating

Furnaces, Boilers &
Heat Pumps

Heating in Deerfield

Oil is the most common heating fuel in Deerfield, and propane is another option in a town without natural gas service. A.J. LeBlanc Heating services and replaces oil and propane boilers and furnaces, including the hot-water systems found in older farmhouses. When existing equipment reaches replacement age, we help homeowners compare a new oil or propane system with a cold-climate heat pump. The recommendation accounts for the home's heating needs, distribution system, electrical capacity, and the way the property is used.

Heating Services We Provide

Deerfield homeowners can call us for heating installation, repairs, and annual service. We also replace complete heating systems and respond quickly when something goes wrong.

  • Gas & Oil Furnace Installation
  • Boiler Installation & Repair
  • Heat Pump Installation
  • Water Heater Replacement
  • Annual Heating Maintenance
  • 24/7 Emergency Heating Service
Ductless mini split heat pump installation by A.J. LeBlanc Heating in Southern NH
Cooling

Air Conditioning &
Mini Split Installation

Cooling in Deerfield

Many Deerfield farmhouses, ranches, and colonials were built with boiler heat and no central-air ductwork. Mini splits can provide cooling in separate zones without a major duct project and can provide efficient heat during milder weather. Homes with suitable ducts from an oil or propane furnace give us the option of central A/C or a ducted heat pump. A.J. LeBlanc Heating evaluates the existing system and floor plan before deciding which approach fits the home.

Cooling Services We Provide

We install, repair, and service all types of cooling equipment in Deerfield, including central air, heat pumps, and ductless mini splits. With thousands of ductless installations completed across Southern NH, our team has extensive experience. We respond quickly when you need a repair or replacement.

  • Central A/C Installation
  • Ductless Mini Split Systems
  • Heat Pump Installation
  • A/C Repair & Tune-Up
  • Indoor Air Quality
Water treatment and filtration by A.J. LeBlanc Heating in Deerfield, NH
Water Treatment

Filtration, Softeners
& Testing

Water Treatment in Deerfield

Deerfield relies mainly on private wells, with several smaller community systems. The town was included in a broader state study of arsenic and uranium, but the published results were pooled and do not establish a condition throughout Deerfield. A.J. LeBlanc Heating collects the private-well sample for independent laboratory analysis rather than assuming what the water contains.

Confirmed arsenic may be treated with under-sink reverse osmosis or whole-house arsenic filtration, while uranium requires equipment selected and verified for the measured result. Other findings may support sediment, iron, manganese, hardness, sulfur-odor, or ultraviolet treatment. If radon is confirmed in well water, we can provide contact information for an independent mitigation company, and community-system customers should begin with their supplier's report.

Water Treatment Services We Provide

Our team installs and services water-treatment equipment for Deerfield homes. We use independent laboratory results for private wells and the utility report and condition at the tap for public-water homes.

  • Well Water Filtration
  • Water Softeners
  • Iron & Manganese Removal
  • Reverse Osmosis Drinking Water
  • UV Purification
  • Water Sampling & Independent Laboratory Testing
Plumbing service by A.J. LeBlanc Heating in Deerfield, NH
Plumbing

Water Heaters, Drains
& Fixtures

Plumbing in Deerfield

Deerfield's farmhouses, ranches, and later colonials often have plumbing and mechanical equipment spread through additions or finished spaces. A.J. LeBlanc Heating repairs dripping faucets, running toilets, worn shutoff valves, damaged supply piping, water heaters, and slow or clogged drains. At private-well homes, our plumbers service well tanks and pressure switches when pressure or rapid cycling affects the whole house.

Fixture-specific problems remain focused on the fixture and nearby piping.

Plumbing Services We Provide

From everyday plumbing repairs to water-heater and well-tank service, we help homeowners throughout Deerfield. We also service pressure switches and related well-system controls.

  • Water Heater Installation
  • Well Tanks, Pressure Switches & Controls
  • Drain Cleaning
  • Faucet & Fixture Installation
  • Household Water-Supply & Drain Piping
  • Repairs & Service
Licensed electrician panel work by A.J. LeBlanc Heating in Deerfield, NH
Electrical

Panels, Generators
& EV Chargers

Electrical in Deerfield

The company you already trust for heating and cooling in Deerfield can handle your electrical work too. Our electrical work is completed by licensed New Hampshire electricians.

Electrical Services We Provide

Call us for a panel upgrade, standby generator, or new EV charger. We respond quickly and make sure the work is completed to code.

  • Electrical Panel Upgrades
  • Standby Generator Installation
  • EV Charger Installation
  • Lighting, Outlets & Switches
  • Electrical Repair & Service
A.J. LeBlanc Heating vintage red truck in Southern New Hampshire, serving Deerfield since 1928
Why Work With Us

Local to Deerfield.
Trusted Since 1928.

A.J. LeBlanc Heating serves Deerfield, Deerfield Center, Deerfield Parade, and South Deerfield. Our work includes oil and propane heating service, central and ductless cooling, standby generators, plumbing, electrical, and private-well water treatment. We plan each visit around the rural property and the equipment already in place, backed by a family-owned company that has served New Hampshire since 1928.

Based in Bedford, about 30 minutes from Deerfield

Our shop is on South River Road in Bedford. We know the roads and we respond quickly.

Licensed, Insured & Background-Checked

Every A.J. LeBlanc HVAC technician holds EPA Section 608 certification and a separate New Hampshire fuel gas fitter license. Our plumbers and electricians are New Hampshire master or journeyman licensed in their trade. A.J. LeBlanc Heating is ACCA QA Certified.

Not Commission-Based

Our technicians are not paid sales commission. Their recommendations stay focused on what the home needs.

24/7 Emergency Response

No heat at 2am? We answer the phone every day of the year, including holidays.

Customer Reviews

What Southern NH
Homeowners Say

"Staff was friendly, courteous and professional from installation through service. I recommend LeBlanc HVAC to family and friends."

Daniel Godbout
Satisfied Customer

"Very professional and courtesy install. Was able to leave the technicians alone to do the install, while I had to tend to a major family crisis and had total confidence doing so. Good people at A.J. LeBlanc Heating."

Matt Furlong
Satisfied Customer

"The technicians/installers were knowledgeable, polite, and efficient. We have no complaints with the crew members who come to the house. One opportunity for improvement is in response time to calls. Sometimes we wait a few days and have to call again to get a call back for non-emergency situations."

Elizabeth Luedtke
Satisfied Customer
Common Questions

HVAC, Plumbing & Water FAQ
for Deerfield, NH

Do you service Deerfield, NH?

Yes. Deerfield is one of our core service areas. We provide heating, air conditioning, plumbing, and electrical services throughout Deerfield and the surrounding Rockingham County area. Call 603-623-0412 for a free estimate.

How quickly can you respond in Deerfield?

Our Bedford headquarters is about 30 minutes from Deerfield. We typically schedule service within 1-2 business days, with same-day appointments for emergencies when scheduling allows. For urgent heating or cooling issues, call us directly at 603-623-0412.

Do you offer emergency service in Deerfield?

Yes. We provide 24/7 emergency service in Deerfield. Call 603-623-0412 any time, day or night, including weekends and holidays.

Are there heating or cooling rebates available in Deerfield?

Deerfield homeowners may qualify for NHSaves rebates through Eversource, Liberty Utilities, New Hampshire Electric Cooperative, or Unitil. Additional New England Heat Pump Accelerator incentives may apply to qualifying equipment. Program rules and funding can change, so we confirm the current options when preparing the estimate.

Do you handle both HVAC and plumbing?

Yes. We handle heating, cooling, plumbing, and electrical all under one roof. That means one call, one relationship, and one company familiar with your whole home. No coordinating between multiple vendors or schedules.

What heating systems are common in Deerfield?

Heating systems vary from one Deerfield home to another. We service boilers, furnaces, heat pumps, and other common systems. After inspecting the home, we explain the repair or replacement options clearly.

Do I need water treatment in Deerfield?

It depends on your water source and your goals. For a private well, we collect a sample and send it to an independent laboratory. We use the results to recommend treatment only when the water calls for it. For public water, we review the utility report and investigate the condition at the tap before recommending additional equipment.

What water treatment systems do you install in Deerfield?

We install water softeners, iron and manganese filters, sediment filters, activated-carbon filters, whole-house ultraviolet systems, arsenic-treatment systems, and under-sink reverse osmosis. Equipment is selected and sized from independent laboratory results, the public-water report, and the homeowner's specific goal. For radon in well water, we can provide contact information for an independent mitigation company.

What plumbing services do you offer in Deerfield?

We handle water heaters, drain cleaning, faucet and fixture installation, leak and pipe repair, shutoff valves, and water-supply and drain piping throughout the home. If the home uses a private well, we also service the well tank, pressure switch, and related controls. We complete selected exterior piping as well, including irrigation and accessory-dwelling-unit connections.

Do you install and replace water heaters in Deerfield?

Yes. We install and replace natural gas, propane, oil, and electric water heaters, plus heat-pump water heaters. We help you choose the right size and fuel for your home and install it to code.

Service Area

Also Serving Towns Near Deerfield

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Contact Information

Hours

Mon-Fri: 8am-4:30pm
Evenings & Weekends: Emergency Service

24/7 Emergency Service

No heat? No hot water? Call 603-623-0412 any time.