![Graphic of a blue branded van driving against a dark blue background with orange swooshes.](/sites/default/files/2026-09/swift-brothers-van-bg2.png?alternateWidths=/sites/default/files/styles/canvas_parametrized_width--%7Bwidth%7D/public/2026-09/swift-brothers-van-bg2.png.avif%3Fitok%3DqSRdY9TV) # Commercial HVAC [Book Now ](/durham-nc/contact-us) [Call Us ](tel:919-495-4590) ## Breadcrumb 1. [Home](/) 2. Commercial HVAC # Commercial HVAC Contractor in Durham ## Cooling and Heating That Keep Durham Businesses Open An HVAC failure in a commercial building is never just a comfort issue. A rooftop unit that quits on a July afternoon sends office tenants home early, empties a restaurant dining room, and can put temperature-sensitive inventory or lab work at risk. In a city where the cooling season runs from May into October, the equipment on your roof is working most of the year. Swift Brothers provides commercial HVAC in Durham for offices, retail centers, restaurants, medical and dental practices, churches, schools, warehouses, and multifamily communities. We work with owners, property managers, and facility teams who need a contractor that shows up prepared, explains the problem plainly, and gets the building back to normal. Same-day service is often available for urgent commercial calls. Reach our team at [**(919) 495-4590**](), tell us what your system is doing, and we will schedule a technician who is equipped for commercial equipment. ## Systems We Service in Durham Commercial Buildings Commercial HVAC is a broad category. A strip center off Hillsborough Road might run a row of packaged rooftop units, one per tenant. A lab building in Research Triangle Park may depend on VRF zoning, make-up air, and tight controls. A converted tobacco warehouse downtown often has ductless heads and split systems added over several renovations. **Commercial HVAC equipment we repair, maintain, and replace:** - Packaged rooftop units (RTUs) for retail, office, and warehouse space - Split systems and heat pumps serving individual suites or small buildings - Packaged units and dedicated cooling for server rooms and equipment closets - VRF and ductless mini-split systems in renovated and multi-zone buildings - Make-up air and ventilation equipment for restaurant kitchens - Thermostats, zoning controls, and building automation interfaces On the heating side, we handle gas furnaces, heat pumps, and the heat sections of rooftop units. Many Durham buildings rely on heat pumps year-round, so a unit that struggles in summer often needs attention before the first freeze as well. ## Repair, Maintenance, and Replacement ### Commercial HVAC Repair When you call about a problem, our first job is diagnosis, not parts replacement. We check refrigerant pressures, airflow, capacitors and contactors, condensate drainage, and controls to find out why a system is short cycling, blowing warm air, or tripping on high pressure. Then we explain what we found, give you pricing upfront, and let you decide how to proceed. ### Planned Maintenance Most commercial breakdowns in Durham trace back to dirty condenser coils, clogged filters, failed capacitors, and condensate lines choked with the growth our humidity encourages. Spring and fall maintenance visits catch these before a heat wave or cold snap takes a unit down. We document each visit so you have records for owners and tenants. ### System Replacement and Upgrades Rooftop units in this climate often give fifteen to twenty years of service before repair costs and efficiency losses make replacement the better decision. When that time comes, we size the new equipment for the actual load on the space, coordinate crane lifts and curb adapters, and schedule the swap for a window that keeps your tenants comfortable. ## Built for Durham's Weather and Buildings Durham's climate is hard on commercial equipment. Summer humidity keeps coils wet and condensate pans full for months, which shortens blower motor life and invites drain clogs. Cooling loads peak in the late afternoon, exactly when offices and retail spaces are fully occupied. Then, a few times each winter, temperatures drop below freezing for several days, and heat pumps that were never checked in heating mode fail at the worst possible moment. The building stock is just as varied as the weather. Research Triangle Park and the office parks along NC 54 and Interstate 40 house corporate offices and life-science labs where temperature control is tied to the work itself. Downtown, the American Tobacco Campus and the buildings around Brightleaf Square are brick warehouses retrofitted with modern systems in stages. The Duke campus and the medical district bring clinics with strict indoor air expectations. Ninth Street and the neighborhood retail corridors add restaurants and storefronts that depend on a single unit apiece. We also understand the practical side of commercial HVAC in Durham, including how permits and inspections generally fit into a replacement or build-out project. We coordinate with your general contractor, your building engineer, and the inspector's schedule so HVAC work does not hold up a certificate of occupancy. ## Maintenance Programs for Multi-Tenant and Multi-Site Properties If you manage a shopping center with a dozen rooftop units or a portfolio of medical suites across the Triangle, you do not want to track service visits building by building. Our maintenance programs put every unit on a schedule, assign a consistent point of contact, and give you a single set of records. We note equipment age and condition on each visit so you can budget replacements a year or two out instead of reacting to failures. Programs are shaped around the property. A restaurant with a kitchen make-up air unit needs different attention than a church that runs its system a few days a week. We talk through occupancy, hours, and tenant expectations before proposing a schedule and adjust it as the portfolio changes. ## Commonly Asked Questions ### Do you service rooftop units on multi-tenant retail buildings? Yes. Rooftop packaged units are the most common equipment on Durham retail and office buildings. We service a single tenant's unit or the entire roof for a property manager. ### Can you work around our business hours? In most cases, yes. Restaurants, clinics, and retail tenants often prefer early morning or evening visits, and we schedule accordingly whenever staffing allows. ### How do you handle pricing on commercial HVAC repairs? We diagnose first, then present repair options and pricing before any work begins. If we find something that changes the scope, we stop and talk with your designated contact rather than proceeding on assumptions. ### Is same-day service available for commercial buildings? Same-day service is often available, and we prioritize systems that have stopped cooling or heating an occupied space. When you call, we give you a realistic picture based on the day's workload and your location. ### What should a commercial maintenance visit include? A typical visit covers coil cleaning, filter changes, refrigerant and component checks, condensate drain clearing, belt and motor inspection, thermostat verification, and a written summary of anything that needs attention. ### Can you help us decide between repairing and replacing an older unit? Yes. We look at equipment age, repair history, current efficiency, and how the space is used, then lay out the costs of both paths. The right answer depends on your plans for the property, and we give you the information to make that call. ### Do you work on lab and medical HVAC systems? We service the standard systems found in medical suites and lab-adjacent office space, including VRF, split systems, and rooftop units with enhanced filtration. For specialized cleanroom or pressurization work, we tell you upfront whether the scope fits our team. ## Talk With a Commercial HVAC Team That Knows Durham From RTP to downtown, Durham businesses need a heating and cooling contractor who understands commercial equipment, occupied buildings, and the pace of local operations. Call [**(919) 495-4590**]() to schedule commercial HVAC service in Durham. If your building also needs a [commercial plumber in Durham](/durham-nc/commercial-services/commercial-plumbing), the same company can coordinate both so you have one contractor to call. #### Advantage Club ***Stay Ready with a Swift Plan*** The Swift Brothers Advantage Club Membership gives you priority service, exclusive savings on HVAC repairs and expert care to keep your home comfortable year-round. [Membership Details ](/durham-nc/advantage-club) [ ![Pink piggy bank beside clipboard and calculator, with outdoor AC unit and people on patio](/sites/default/files/2026-06/financing-bg-image.png?alternateWidths=/sites/default/files/styles/canvas_parametrized_width--%7Bwidth%7D/public/2026-06/financing-bg-image.png.avif%3Fitok%3DhaGa5yeb) ### Financing Available Comfort Now, Pay Later ](/durham-nc/financing) #### Our Services --- - [Plumbing](/durham-nc/plumbing) - [Drain Cleaning](/durham-nc/plumbing/drain-cleaning) - [Piping & Repiping](/durham-nc/plumbing/piping-repiping) - [Water Heaters](/durham-nc/plumbing/water-heaters) - [Garbage Disposals](/durham-nc/plumbing/garbage-disposals) - [Hydro Jetting](/durham-nc/plumbing/hydro-jetting) - [Clogged Toilet Repair](/durham-nc/plumbing/clogged-toilet-repair) - [Emergency Plumbing](/durham-nc/plumbing/emergency-plumbing) - [Tankless Water Heater](/durham-nc/plumbing/tankless-water-heater) - [Trenchless Pipe Lining](/durham-nc/plumbing/trenchless-pipe-lining) - [Water Filtration](/durham-nc/plumbing/water-filtration) - [Sump Pumps](/durham-nc/plumbing/sump-pumps) - [Sewer Line Repair](/durham-nc/plumbing/sewer-line-repair) - [Rooter Services](/durham-nc/plumbing/rooter-services) - [Heating](/durham-nc/heating) - [Furnace Installation](/durham-nc/heating/furnace-installation) - [Furnace Maintenance & Repair](/durham-nc/heating/furnace-maintenance-repair) - [Boilers](/durham-nc/heating/boilers) - [Cooling](/durham-nc/cooling) - [AC Installation](/durham-nc/cooling/ac-installation) - [AC Maintenance & Repair](/durham-nc/cooling/ac-maintenance-repair) - [Heat Pumps](/durham-nc/cooling/heat-pumps) - [Mini Split Systems](/durham-nc/cooling/mini-split-systems) - [Emergency AC Repair](/durham-nc/cooling/emergency-ac-repair) - [Indoor Air Quality](/durham-nc/cooling/indoor-air-quality) - [Commercial](/durham-nc/commercial-services) - [Commercial Plumbing](/durham-nc/commercial-services/commercial-plumbing) - [Commercial HVAC](/durham-nc/commercial-services/commercial-hvac) - [About](/durham-nc/about) - [Contact Us](/durham-nc/contact-us) - [Advantage Club](/durham-nc/advantage-club) - [Coupons](/durham-nc/coupons) - [Financing](/durham-nc/financing) ## Our Customers Say It Best *See why homeowners trust us with their comfort.* ### Customer reviews Previous Next ### [ "What a Great Team!" ](/) Jack P. --- “Jessie, Dylan, and Will were great and courteous Professionals. With an Encore visit from John, my tech from the initial call out, just to check on how things were going.” ### [ “HIGHLY RECOMMEND!!!” ](/) Peggy M. --- “Every person I came in contact with from beginning to end was wonderful. I do want to do a special shout-out to Darlene (Office) and Dee (Technician). Both of them have exceptional CUSTOMER SERVICE skills.” ### [ “They Really Are Swift” ](/) Lynn L. --- “Swift Bros came less than 24 hours after we called and took care of our problem in less than an hour. They were both very knowledgeable, friendly and polite. Highly recommend!” [See all reviews ](/reviews)