HVAC, Plumbing & Electrical
in Danville, NH
A.J. LeBlanc Heating serves Danville and Southern NH, family-owned since 1928. Licensed technicians, honest estimates, and 24/7 emergency service.
Complete Home Services
for Danville Homeowners
Our licensed 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
Furnace, boiler, and heat pump installation and repair in Danville. Annual maintenance and 24/7 emergency response.
Heating ServicesAir Conditioning
Central A/C and ductless mini split installation and service in Danville. We've installed thousands of ductless systems across Southern NH.
A/C ServicesPlumbing
Water heaters, drains, fixtures, water-supply piping, and residential plumbing repairs for Danville homes.
Plumbing ServicesElectrical
Panel upgrades, generators, EV chargers, and electrical repair for Danville homeowners. Licensed NH electricians.
Electrical Services
We Know
Danville Homes.
Danville is a quiet, rural town in the interior of Rockingham County. The 2020 census counted 4,408 people. Most residents live in homes spread across wooded lots that run on private well and septic.
Housing: Most of Danville's homes are single-family houses, built between the 1970s and the 2000s. The biggest push came in the 1980s and 1990s. Drive the older neighborhoods and you'll see colonials, capes, and ranches, plus farmhouses still standing from the town's early days. Manufactured and mobile homes make up close to one in ten of the town's homes. Nearly all homes townwide are owner-occupied, and there is no natural gas service in town.
Furnaces, Boilers &
Heat Pumps
Heating in Danville
Danville has no natural gas service. Homes here heat with oil or propane, and the propane is delivered to an onsite tank. A lot of the older housing still runs on aging oil boilers and furnaces, so replacing those systems with new oil or propane equipment keeps us busy. Plenty of the ranches and capes were built without ductwork, which is why we also do boiler-to-heat-pump conversions and ductless mini split retrofits for homeowners looking to burn less oil. Utility rooms and closets in these houses tend to be tight, so we size every job to fit.
Heating Services We Provide
We install and service all types of heating equipment in Danville. Whether you need an emergency repair, annual service, or a complete replacement, we respond quickly.
- Gas & Oil Furnace Installation
- Boiler Installation & Repair
- Heat Pump Installation
- Water Heater Replacement
- Annual Heating Maintenance
- 24/7 Emergency Heating Service
Air Conditioning &
Mini Split Installation
Cooling in Danville
Ductless mini splits and heat pumps handle most of the cooling in Danville, especially the older homes and ranches that were never set up for central air. A cold-climate heat pump adds air conditioning and carries a good chunk of the heating too, which trims oil and propane use. Houses that already have ductwork can take central air, and we install and replace that as well. We match the equipment to the house instead of oversizing the system.
Cooling Services We Provide
Danville homeowners can call us for central air conditioning, heat pumps, and ductless mini splits. Our team has installed thousands of ductless systems throughout Southern NH. We respond quickly for summer breakdowns and full system replacements.
- Central A/C Installation
- Ductless Mini Split Systems
- Heat Pump Installation
- A/C Repair & Tune-Up
- Indoor Air Quality
Filtration, Softeners
& Testing
Water Treatment in Danville
Danville's drinking water comes almost entirely from the ground. Most homes use private bedrock wells, and several smaller community systems serve other properties. Local aquifer conditions vary, so well yield and chemistry can change from one address to the next.
That is why we work from the home's laboratory results. Depending on the water, treatment may include sediment filtration, iron or manganese filtration, a softener, or an oxidizing or aeration-and-carbon system for confirmed sulfur odor. Separate results may support whole-house ultraviolet treatment for bacteria or whole-house arsenic filtration or under-sink reverse osmosis.
If testing identifies radon in well water, we can provide contact information for an independent mitigation company. Community-system customers should begin with the report for their monitored supply.
Water Treatment Services We Provide
We provide water-treatment installation and service in Danville. Independent laboratory results guide every private-well recommendation, from drinking-water filtration to complete whole-house treatment.
- Well Water Filtration
- Water Softeners
- Iron & Manganese Removal
- Reverse Osmosis Drinking Water
- UV Purification
- Water Sampling & Independent Laboratory Testing
Water Heaters, Drains
& Fixtures
Plumbing in Danville
Well flow can vary between Danville properties, so treatment equipment must be sized to the water available at the home. When low pressure affects the entire house, we inspect the well tank, pressure switch, and related controls. Our other plumbing work includes leaking faucets and pipes, running toilets, failed shutoffs, inconsistent hot water, and slow drains.
Issues limited to one fixture stay focused on that fixture and the pipes serving it.
Plumbing Services We Provide
We handle plumbing repairs and equipment replacements for Danville homes. Our work includes leaking fixtures, water heaters, household piping, well tanks, pressure switches, and related controls.
- Water Heater Installation
- Well Tanks, Pressure Switches & Controls
- Drain Cleaning
- Faucet & Fixture Installation
- Household Water-Supply & Drain Piping
- Repairs & Service
Panels, Generators
& EV Chargers
Electrical in Danville
The team you trust for heating and cooling in Danville is also ready to help with electrical work. We send licensed New Hampshire electricians to complete the job.
Electrical Services We Provide
We handle panel upgrades, standby generators, and new EV chargers. Our electricians respond quickly and complete the work to code.
- Electrical Panel Upgrades
- Standby Generator Installation
- EV Charger Installation
- Lighting, Outlets & Switches
- Electrical Repair & Service
Local to Danville.
Trusted Since 1928.
We regularly serve Danville homes with oil and propane heating, heat pumps, private-well plumbing, water heaters, electrical systems, and standby generators. Our private-well plumbing work includes well tanks, pressure switches, and related controls. We inspect the existing systems and coordinate the required trades when a project involves more than one part of the home.
Based in Bedford, about 30 minutes from Danville
Our shop is on South River Road in Bedford. We know the roads and we respond quickly.
Licensed, Insured & Background-Checked
Every HVAC technician is EPA certified and NH gas-licensed. Our plumbers and electricians are NH 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.
What Southern NH
Homeowners Say
"We appreciate the hard work and customer care that A.J. Leblanc's provided. Thank you!"
"We have been very happy with A.J. LeBlanc Heating and feel they always put the customer first. I feel very confident in their recommendations."
"Continuous excellent service with honest and helpful employees."
HVAC, Plumbing & Water FAQ
for Danville, NH
Do you service Danville, NH?
Yes. Danville is one of our core service areas. We provide heating, air conditioning, plumbing, and electrical services throughout Danville and the surrounding Rockingham County area. Call 603-623-0412 for a free estimate.
How quickly can you respond in Danville?
Our Bedford headquarters is about 30 minutes from Danville. We typically schedule service within 1-2 business days, with same-day availability for emergencies. For urgent heating or cooling issues, call us directly at 603-623-0412.
Do you offer emergency service in Danville?
Yes. We provide 24/7 emergency service in Danville. Call 603-623-0412 any time, day or night, including weekends and holidays.
Are there heating or cooling rebates available in Danville?
Danville 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 Danville?
Heating systems vary from one Danville 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 Danville?
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 Danville?
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 Danville?
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 Danville?
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.
Also Serving Towns Near Danville
Get in Touch
Fill out the form and we'll get back to you. Usually the same business day. For emergencies, call us directly.
Contact Information
Mon-Fri: 8am-4:30pm
Evenings & Weekends: Emergency Service
24/7 Emergency Service
No heat? No hot water? Call 603-623-0412 any time.