Locally Operated Hvac in Exeter, NH

Hvac You Can Actually Count On in Exeter

No overselling, no guesswork — just a Hvac crew that diagnoses it right the first time. Emergency dispatch available across Exeter and the surrounding zip codes.

✓ Fully Certified Crews
✓ Answered Around The Clock
✓ Flat-Rate Quotes
72°
Comfort Restored
Professional Hvac technician working in Exeter, NH
24/7Dispatch Availability
60-MinAverage Arrival Window
Neighborhood-TrustedLocal Reputation
100%Licensed & Insured
How It Works

Three Steps From Broken To Fixed

1. Call & Describe The Problem

Our Exeter dispatcher asks a few quick questions to gauge urgency and get you the fastest available window.

2. We Inspect And Explain

Ask as many questions as you want; we'd rather over-explain than leave you unsure.

3. We Fix It And Confirm It's Right

Warranty details are explained clearly so you know exactly what's covered going forward.

Local & Licensed

Straight Answers. Certified Techs. Real Availability.

Leonard HVAC didn't start as a franchise chasing volume. Every technician we send to your door is background-checked, factory-trained, and licensed to work on the systems installed throughout Exeter, NH.

We're not the biggest name in Exeter — we're the company that tells you what actually needs fixing instead of what pads the ticket. Licensing and insurance aren't optional line items for us, and we keep that documentation available on request for every job, big or small.

Exeter's climate swings hard, and generic national playbooks don't always fit. That local knowledge shapes the parts we stock on the truck — it's the difference between a tech who's guessing and a tech who's seen your exact situation a hundred times before.

Too many homeowners in Exeter have a story about a tech who showed up late, quoted one price, and charged another. That's the gap we built Leonard HVAC to close. We'd rather lose a job to a lower bid than win one by cutting corners on the diagnosis, because a customer who trusts us once tends to call us again — and Exeter is a small enough community that reputation travels fast.

When you call +1-866-805-8548, you're talking to someone who understands the local permitting process, the common equipment brands installed in Exeter homes, and realistic scheduling given local demand. It also means faster escalation when something's urgent — a local dispatcher can reroute the nearest truck in minutes, not hours.

Fully BondedVerified credentials on every job
Always On CallEmergencies don't wait for business hours, and neither do we
Upfront PricingDiagnostic fees explained before we touch the system
Exeter-Based CrewsTechnicians who know the local housing stock
What We Handle

Hvac in Exeter — Done Right, Not Just Done Fast

We cover the full range of heating, cooling, and air quality work Exeter properties actually need.

Emergency

Same-Day Emergency Dispatch

A dead system in the middle of a heat wave or a cold snap isn't just inconvenient — it can be a real safety issue for kids, pets, and older residents. Our Exeter dispatch team prioritizes no-heat and no-cooling calls so a technician is diagnosing your system as fast as physically possible.

  • Same-day diagnostic and repair
  • Fully stocked trucks for common failures
  • Temporary fixes when parts require special order

If a specialty part genuinely does need to be ordered, we'll set up a safe temporary fix and give you a real timeline instead of leaving you guessing.

24/7 Emergency Hvac experts in Exeter, NH
Installation

New System Installs & Full Replacements

An aging system that's constantly breaking down usually costs more to keep patching than to replace. We walk Exeter homeowners through financing and rebate options where available before a single piece of equipment gets ordered.

  • Heat pump and hybrid system installs
  • Proper ductwork sizing and sealing
  • Manufacturer warranty registration handled for you

Most installs in Exeter are completed in a single day, and we walk you through the new thermostat and any app controls before we leave.

Reliable Hvac contractor in Exeter, NH by Leonard HVAC
Commercial

Business & Facility Heating and Cooling

A retail floor, a restaurant kitchen, or an office suite can't run without stable climate control. Our commercial division services rooftop units and package systems across Exeter, with after-hours work to avoid disrupting business.

  • Rooftop unit repair and replacement
  • Scheduled after-hours service windows
  • Priority response tiers for commercial accounts

Property managers working with multiple Exeter locations can set up a standing account so every site gets consistent service history and pricing.

Affordable Hvac solutions in Exeter, NH
Air Quality

Preventive Maintenance & Specialized Solutions

A seasonal tune-up catches the kind of wear that turns into a mid-summer no-cool call. Beyond standard tune-ups, we also handle humidifier, dehumidifier, and air purifier installation for Exeter households that want more than just temperature control.

  • Seasonal tune-ups, spring and fall
  • Indoor air quality testing and upgrades
  • Reminder scheduling so nothing gets missed

Maintenance plan members in Exeter get scheduling reminders automatically, so tune-ups don't fall through the cracks during a busy season.

Top rated local Hvac specialists in Exeter, NH
What We Promise

A Promise We Actually Stand Behind

We'd rather set clear expectations upfront than make vague promises we can't back up.

Workmanship Warranty

If the same issue returns within the warranty period, we come back and fix it at no additional labor cost.

No Inflated Emergency Rates

If a competitor's written quote for the same scope of work is genuinely lower, ask us about it.

Satisfaction Follow-Up

A technician doesn't consider the job done until the system is tested and performing correctly.

What To Watch For

Signs Your Hvac System Needs Attention Now

Most breakdowns don't happen without warning — they announce themselves for weeks before the system actually quits.

New Sounds From The Unit

A healthy system runs with a consistent, low hum — banging, screeching, or grinding usually points to a loose part or failing motor.

Weak or Uneven Airflow

Weak airflow from the vents often traces back to a clogged filter, a failing blower motor, or leaking ductwork.

Rising Utility Bills

A tune-up often identifies exactly what's driving the extra energy use.

Short Cycling

A system that won't hold a steady cycle is often fighting a sizing issue, a thermostat problem, or a refrigerant imbalance.

Musty, Burning, or Chemical Smells

A burning smell should never be ignored — it can indicate an electrical issue that needs immediate attention.

Frequent Repairs

We'll always tell you honestly when a repair is the better call versus when it isn't.

Why Choose Us

Straightforward Service, Every Single Call

No Surprise Invoices

No inflated "emergency surcharge" games — the number we quote is the number you pay.

Dispatch From Nearby, Not Across Town

Emergency calls get moved to the front of the line automatically.

Warrantied Workmanship

Parts and labor are backed by warranty terms explained in plain language.

Trained On The Systems We Install

Every technician carries current state licensing and manufacturer training.

No Jargon, No Runaround

You make the final call — we just make sure you have the full picture.

Flexible Options For Every Budget

Replacement systems don't have to be paid in one lump sum.

What Exeter Says

Reviews From Around Exeter

Every review below reflects an actual service call in the Exeter area.

★★★★★

"I called three other companies first and this was the only one that actually picked up. Fixed on the first visit and explained everything in terms I could actually understand."

Marcus T.
Homeowner in Exeter

★★★★★

"We've used them for our maintenance plan for two years now and never had a surprise breakdown. Never once felt like I was being upsold on something I didn't need."

Angela M.
Exeter, NH

★★★★★

"Had a full system replacement done and it was the smoothest home project I've had in years. New system is noticeably quieter and our energy bill actually dropped."

Steven O.
Homeowner in Exeter

★★★★★

"As a property manager, having a company that actually answers after-hours calls is rare. Kept our kitchen running through the weekend rush."

Exeter Property Group
Exeter business

★★★★★

"Got quotes from four different companies for a replacement and this was the only one that actually walked me through the load calculation. Would use them again without hesitation."

Dennis W.
Exeter resident

★★★★★

"Called at 11pm during a heat wave and honestly didn't expect anyone to pick up, let alone show up. No overnight surcharge shock — the price matched what dispatch quoted me on the phone."

Omar F.
Homeowner in Exeter

Common Causes

Why Hvac Systems Fail in Exeter Homes

After thousands of service calls across Exeter, a handful of causes show up again and again.

Airflow RestrictionA filter left too long forces the system to work harder and shortens component lifespan
Refrigerant LeaksRequires a licensed technician to locate, repair, and properly recharge
Worn Start ComponentsCapacitors and contactors wear out from routine cycling and are a frequent cause of a system that won't start
Miscalibrated ControlsWe test the thermostat early in every diagnostic to rule this out
Seasonal Tips

What Exeter Weather Does To Your Equipment

Homeowners who schedule a tune-up ahead of each season tend to call us far less often for emergency repairs. Before the coldest stretch of the year, a heating system benefits from a full safety inspection, checking the heat exchanger, ignition system, and airflow to catch any issue that could turn into a no-heat emergency.

Setting a programmable or smart thermostat to a consistent schedule reduces the number of times the system has to work hard to catch up to a big temperature swing. None of this replaces a professional tune-up, but it does reduce the wear that leads to premature breakdowns between visits.

Equipment We Service

We Service Every Major System Type

We also service package units common on manufactured and modular homes throughout the Exeter area. If your system was installed by a different company entirely, that's not a problem — we service equipment regardless of who originally put it in, and we'll pull the model and serial information to confirm parts compatibility before any repair begins.

Local Technicians

The Technicians Behind Every Exeter Service Call

Every tech on our Exeter roster goes through background checks, licensing verification, and ongoing manufacturer training.

Trusted Hvac service in Exeter, NH - Leonard HVAC

Lead Residential Technician

Manufacturer-certified across multiple major residential equipment lines.

Trusted Hvac service in Exeter, NH - Leonard HVAC

24/7 Response Lead

Runs point on overnight and weekend emergency calls throughout Exeter.

Trusted Hvac service in Exeter, NH - Leonard HVAC

Rooftop Unit Lead

Works directly with Exeter property managers to schedule around business hours.

Before You Call

What You Should Know Before You Book

What's your typical response time in Exeter?

For emergency no-heat or no-cool calls, we prioritize dispatch and aim to have a technician on-site the same day, often within a couple of hours.

Will I know the cost before you begin the repair?

We explain the diagnostic fee upfront and provide a flat-rate repair quote once the issue is identified.

What emergency Hvac services are available in Exeter?

We staff after-hours dispatch specifically because HVAC failures rarely happen on a convenient schedule.

Do you carry insurance for work done in my home?

Yes — licensing and insurance documentation is available on request for any job, residential or commercial.

Is it worth fixing my old system or should I replace it?

Our technicians walk you through the actual numbers — repair cost versus remaining system life versus new equipment efficiency — before making a recommendation.

Is a service agreement worth it?

Yes, our maintenance plans include seasonal tune-ups, priority scheduling, and discounted repair rates for members.

What areas around Exeter do you serve?

We cover Exeter and the surrounding communities, including the zip codes listed in our coverage section below.

Can you service both residential and commercial systems?

Property managers and business owners can request a dedicated point of contact for ongoing service.

What brands and system types do you work on?

If parts require special ordering for a less common brand, we'll communicate that timeline upfront.

Do you offer financing for new system installations?

Ask about financing during your in-home estimate to see what fits your situation.

How often should I schedule maintenance in Exeter?

Twice-yearly maintenance is the standard we recommend given the temperature swings the area sees.

How do I stay safe until the tech gets here?

If you smell gas or burning, shut off the system at the breaker and step outside, then call us immediately.

Will an emergency call cost more?

Our pricing is explained clearly before dispatch, and any after-hours consideration is communicated upfront — never as a surprise on the final invoice.

What's the average time on-site for a service call?

More involved repairs, like a coil replacement or a refrigerant leak repair, take longer and the tech will give you a realistic estimate before starting.

Do I need to be home for a maintenance visit or repair in Exeter?

Let dispatch know ahead of time if access will be handled differently than a standard homeowner visit.

Local Coverage

Serving Every Corner of Exeter

Our technicians are familiar with both, which means less time spent figuring out your specific setup and more time actually fixing the problem.

If you manage several units or a shared system across a Exeter property, ask about setting up a standing service account so every request gets handled under one consistent agreement.

Financing

Payment Flexibility When You Need It

We accept standard payment methods for repairs and smaller jobs, and we'll always tell you upfront what a given service is likely to cost so there's no last-minute scramble to figure out payment. If a rebate or local incentive program applies to your Exeter installation, our technicians will flag it during the estimate rather than leaving you to track it down after the fact.

Service Coverage

Hvac Coverage Across Exeter, NH

Coverage extends across Exeter proper and into the nearby zip codes listed below.

Property managers with multiple Exeter addresses can consolidate everything under one account for simpler scheduling and consistent pricing across every location.

Coverage includes these zip codes near Exeter: 3833
Offering top quality Hvac services in Exeter, NH. Certified, licensed, and available 24/7.

Zip Codes in Exeter, NH that we also serve: 3833

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Our Services in Exeter, NH

Emergency? Call now +1-866-805-8548
🟢 Techs On Duty in Exeter, NH Call +1-866-805-8548