Commercial HVAC for Offices, Retail & Mixed‑Use Buildings

We install, replace and service rooftop package units, VRF systems and ductless equipment for offices, storefronts and mixed-use buildings across PA, NJ and Delaware — with fast quotes, upfront numbers and crews who work around your business hours.

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For Your Building

Commercial Services

24/7Emergency response — nights, weekends, holidays. Your building doesn't wait and neither do we.
$150Commercial service call with full diagnosis, coil wash, filter and small parts included.
PA·NJ·DEThree-state coverage for offices, storefronts and mixed-use properties.
4.8★76 Google reviews from the homeowners and businesses we serve.
{01} · Rooftop Units

Rooftop package units

One cabinet on the roof that heats and cools the whole space. When a rooftop unit dies, your business stops — so we quote fast and crane-in replacements when needed. As a planning guide, complete packaged systems typically land in the $12,000–$15,000 range depending on tonnage — but every building is different, so treat that as a ballpark, not a quote. Exact numbers come from a free site visit.

We service every major brand and handle the full swap: disconnect, rigging, curb adaptation, gas and electric hookup, and startup.

Trane commercial rooftop packaged HVAC unit serviced by Lumen Heating and CoolingTrane rooftop unit · real Lumen job
LG Multi V 5 commercial VRF rooftop system installed by Lumen Heating and CoolingLG Multi V VRF · real Lumen job
{02} · VRF Systems

VRF systems

Variable refrigerant flow systems heat one zone while cooling another — the right answer for offices and mixed-use buildings where every room runs differently. We install and maintain multi-zone VRF systems like the LG Multi V shown here, photographed on one of our jobs.

{03} · Ductless

Office & retail ductless

Quiet wall and ceiling units for storefronts, offices and server rooms — zoned comfort with no ductwork to build. Fast installs that don't shut your business down.

Daikin ductless mini-split indoor unit installed in an officeDaikin office ductless · real Lumen job
Cleaning a heavily soiled outdoor condenser coilCondenser coil wash · included in service call
{04} · Maintenance

Commercial repair & maintenance

Dirty coils and ignored filters are how commercial systems die young. Our $150 service call includes the full diagnosis, an exact description of the fix and parts needed, a condenser coil wash, air filter replacement, and small components like a capacitor or contactor.

How to read these numbers: these are rough estimates based on the average equipment we install. Exact pricing depends on the BTUs of the equipment and the tonnage of the AC unit — we give you a firm number after we see the system.
Filmed By Our Crew

Straight off one of our roofs

This clip was shot by our crew on a commercial rooftop project in Diamond Beach, New Jersey — rows of condensers installed and commissioned for a multi-unit property. No stock footage, no staging: this is what our commercial work actually looks like.

From single rooftop package units to full VRF systems, we handle the crane day, the controls, and the maintenance plan that keeps it all running.

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Common Questions

Commercial HVAC questions, answered

Offices, storefronts, restaurants, medical and dental suites, and mixed-use and multi-unit buildings across Philadelphia, the PA suburbs, South Jersey and northern Delaware — rooftop package units, VRF systems and ductless equipment.

Same day. We answer 24/7, prioritize no-cooling and no-heat calls for businesses, and can crane in a replacement unit when a repair doesn't make sense.

A complete packaged rooftop system runs $12,000–$15,000 installed depending on tonnage — a planning number, not a quote. We survey the roof and give you an exact price in writing.

Yes. Twice-a-year preventive maintenance on rooftop units, VRF and ductless systems keeps them out of the emergency-call cycle. Ask about a plan sized to your building.

Get In Touch

Request Service

Fill out the form and we'll get right back to you — or call now for the fastest response.

Request Service

Upfront pricing before any work — we respond fast, usually within the hour.

We respond fast — usually within the hour during business hours.

Own or manage a building?

Tell us what the system is doing and we'll give you a straight answer on repair vs. replace — with a firm number after we see it.

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