No overselling, no guesswork — just a Ductwork Repair crew that diagnoses it right the first time. Same-day appointments available across Mayo and the surrounding zip codes.

Call +1-866-805-8548 and describe what your system is doing — the symptoms help us send a tech prepared with the right parts.
Ask as many questions as you want; we'd rather over-explain than leave you unsure.
Warranty details are explained clearly so you know exactly what's covered going forward.
Leonard HVAC grew one honest service call at a time in communities like Mayo. Our crews carry manufacturer certifications across the major residential and commercial equipment lines.
We're not interested in being the cheapest quote on the page — we're the team that shows up in the truck, not a subcontractor we've never met. Licensing and insurance aren't optional line items for us, and we keep that documentation available on request for every job, big or small.
We know which neighborhoods run on older ductwork and which subdivisions were built with newer high-efficiency systems. That local knowledge shapes how we diagnose problems — it's the difference between a tech who's guessing and a tech who's seen your exact situation a hundred times before.
Trust in this industry gets eroded fast, and it takes real consistency to earn it back. 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 Mayo is a small enough community that reputation travels fast.
Our office team is based locally too, not routed through an out-of-state call center that's never seen a Mayo rooftop unit. We keep parts inventory stocked based on what actually fails most often on Mayo's housing stock.
We cover the full range of heating, cooling, and air quality work Mayo properties actually need.
When your Ductwork Repair system fails without warning, waiting days for an appointment isn't an option. Our Mayo dispatch team moves emergency tickets to the front of the schedule so a technician is diagnosing your system as fast as physically possible.
Once a technician is on-site, the goal is always a same-visit repair — most emergency calls in Mayo get resolved in a single trip, not a multi-day back-and-forth.

An aging system that's constantly breaking down usually costs more to keep patching than to replace. We walk Mayo homeowners through load calculations so the new system is sized correctly for the actual square footage before a single piece of equipment gets ordered.
Most installs in Mayo are completed in a single day, and we walk you through the new thermostat and any app controls before we leave.

Commercial equipment operates differently than a residential unit, and it needs technicians who actually understand rooftop packages and multi-zone systems. Our commercial division services light industrial and warehouse ventilation across Mayo, with priority response for facilities that can't afford downtime.
Property managers working with multiple Mayo locations can set up a standing account so every site gets consistent service history and pricing.

Most emergency breakdowns start as a small, ignorable warning sign months earlier. Beyond standard tune-ups, we also handle humidifier, dehumidifier, and air purifier installation for Mayo households that want more than just temperature control.
Maintenance plan members in Mayo get scheduling reminders automatically, so tune-ups don't fall through the cracks during a busy season.

Guarantees only mean something if a company actually honors them, so here's exactly what ours covers.
If the same issue returns within the warranty period, we come back and fix it at no additional labor cost.
Emergency dispatch never comes with a hidden surcharge sprung on you after the fact.
A technician doesn't consider the job done until the system is tested and performing correctly.
Most breakdowns don't happen without warning — they announce themselves for weeks before the system actually quits.
Ignoring new noises is one of the fastest ways to turn a small repair into a major one.
This is one of the most common complaints we hear on service calls across Mayo.
A system working harder than it should to hit the same temperature shows up directly on your utility bill.
A system that won't hold a steady cycle is often fighting a sizing issue, a thermostat problem, or a refrigerant imbalance.
A burning smell should never be ignored — it can indicate an electrical issue that needs immediate attention.
Repeated repairs on an aging system are usually the clearest sign that replacement will save more money than another patch job.
You'll know the cost before a wrench touches your system.
Emergency calls get moved to the front of the line automatically.
We don't consider a job finished until the system is actually performing correctly.
We run background checks because you're letting someone into your home.
We explain what failed, why it failed, and what the options are.
Maintenance plan members get priority scheduling and discounted rates.
A snapshot of the feedback that keeps us accountable.
"I called three other companies first and this was the only one that actually picked up. The pricing was exactly what they quoted over the phone."
"Scheduled a fall tune-up and they caught a cracked part before it became a real problem. You can tell these guys actually know what they're doing."
"Had a full system replacement done and it was the smoothest home project I've had in years. Would recommend to anyone in Mayo needing a real replacement, not a patch job."
"Commercial dispatch was quick and the tech understood our system without needing to be walked through it. Kept our kitchen running through the weekend rush."
"I appreciated that they didn't try to sell me a bigger unit than I needed. Would use them again without hesitation."
"Called at 11pm during a heat wave and honestly didn't expect anyone to pick up, let alone show up. This is the company I'm saving in my phone now."
After thousands of service calls across Mayo, a handful of causes show up again and again.
The shift between peak heating and peak cooling demand is exactly when older or neglected equipment tends to fail. Filters should be checked monthly during heavy-use seasons and replaced roughly every 60-90 days depending on your household and any pets.
Keeping vents unblocked by furniture and rugs helps maintain even airflow throughout the home. None of this replaces a professional tune-up, but it does reduce the wear that leads to premature breakdowns between visits.
Our technicians train across the major residential and commercial equipment lines, so you're not limited to a single brand's service network. 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.
Every tech on our Mayo roster goes through background checks, licensing verification, and ongoing manufacturer training.

Handles the majority of Mayo installs and specializes in properly sizing equipment for older housing stock.

Known for fast, accurate diagnostics on no-heat and no-cool breakdowns.

Works directly with Mayo property managers to schedule around business hours.
Standard appointments are usually scheduled within 24-48 hours, while true emergencies jump the queue.
Yes — every job gets a clear quote before any repair work begins, so there are no surprise line items on the invoice.
We staff after-hours dispatch specifically because HVAC failures rarely happen on a convenient schedule.
We maintain current credentials because it protects both our customers and our team.
As a general guideline, if a system is past 12-15 years old and facing a costly repair, replacement often makes more financial sense.
Plan members typically see fewer surprise breakdowns because small issues get caught during routine visits.
If you're unsure whether your address falls in our service area, a quick call to +1-866-805-8548 will confirm it.
Our commercial team handles rooftop units, multi-zone systems, and facility contracts alongside our standard residential repair work.
Our technicians are trained across the major residential and commercial equipment lines, not limited to a single manufacturer.
Financing options are available for qualifying replacement installations, and our team can walk you through what's currently offered.
Systems that run harder due to heavy year-round use may benefit from more frequent check-ins.
Check that the thermostat has power and the batteries aren't dead, and check your breaker panel for a tripped switch before calling.
Ask about current after-hours rates when you call +1-866-805-8548.
Most standard repairs are completed in under two hours once the technician has diagnosed the issue and you've approved the quote.
For commercial accounts or rental properties, a designated point of contact or property manager can coordinate access instead.
Housing stock varies a lot across Mayo — older homes often still run original ductwork that needs different care than the sealed, high-efficiency systems going into newer builds.
We also work regularly with homeowners associations, property management companies, and multi-unit buildings throughout Mayo.
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 Mayo installation, our technicians will flag it during the estimate rather than leaving you to track it down after the fact.
We dispatch throughout Mayo and the neighboring communities, keeping response times tight because our trucks stay close to home.
Coverage isn't limited to a single neighborhood or subdivision — our Mayo dispatch zone stretches across the metro area and into the surrounding suburbs and unincorporated communities.