Commercial VRF Systems

Multi-zone VRF (variable refrigerant flow) installation and maintenance for offices and mixed-use buildings in Philadelphia, PA, NJ & DE.

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Heat one zone while cooling another

Variable refrigerant flow systems move heat where it's needed instead of fighting it — one office warm while the server room stays cold, every zone on its own schedule. For offices and mixed-use buildings where every room runs differently, VRF is usually the right answer.

We install and maintain multi-zone VRF systems like the LG Multi V — the unit in this photo was installed and commissioned by our crew, and you can see the full project in our recent work.

VRF also sidesteps big ductwork: refrigerant lines are compact, which keeps installation faster and less disruptive in occupied buildings.

What's Included

    • Multi-zone design sized to your floor plan
    • Heat recovery — simultaneous heating & cooling
    • Compact refrigerant piping, minimal disruption
    • Installed & commissioned by our commercial crew
    • Service and maintenance after the install
    • Free site visit & firm quote
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LG Multi V 5 commercial VRF rooftop system installed by Lumen Heating and CoolingLG Multi V VRF · real Lumen job
Real Lumen Work

No stock photos — this is our job site

Every photo on this page was taken by our crew on an actual Lumen project. Browse our recent commercial work or see everything we do for buildings.

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Common Questions

VRF questions, answered

Variable refrigerant flow: one outdoor unit serving many indoor units, each with its own setpoint. Heat-recovery VRF can cool one zone while heating another at the same time, which suits offices with sun-facing and interior rooms.

It fits offices, mixed-use and multi-tenant buildings where zones have different needs and there's little room for ductwork. We survey the building and tell you straight — sometimes a rooftop unit or ductless is the better answer.

LG Multi V, Daikin VRV and Mitsubishi City Multi among others — sized from a load calculation for each zone.

Days, not weeks, for a typical office — refrigerant piping to each zone, indoor units, controls and commissioning. We phase the work so the building stays occupied.

Get In Touch

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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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