Commercial rooftop HVAC unit serving a large building

Commercial HVAC and Refrigeration for Schools and Institutions

Classrooms, gyms and offices — and the kitchen the cafeteria serves from.

Book a Service Call (678) 778-6648

  • 20 yearsOwner’s time in the trade
  • Snellville, GAGwinnett County and nearby
  • Refrigeration & HVACPlus HVAC

Most of the mechanical equipment on your campus has nothing to do with the cafeteria. Rooftop units over classrooms, split systems in offices and server rooms, heating that has to be up before the first bell, ventilation in a gym that fills twice a week — and then the kitchen, running on walk-ins that hold product to 41°F on a meal-period deadline. Both are the same trade.

What we keep running on a campus

What usually goes wrong

Faults surface at the worst possible moment here, because your building fills and empties on a bell rather than across a day.

A school is a building before it is a kitchen. Most of the mechanical equipment on a campus has nothing to do with foodservice — rooftop units over classrooms, split systems in offices and computer rooms, heating that has to come up before the first bell, ventilation in a gym that fills to capacity twice a week. The cafeteria matters too, and it runs on a harder deadline than anything else in the building. Pierre Refrigeration Services covers both sides: HVAC across the whole facility, and the refrigeration the kitchen serves from.

HVAC across the whole building

Classrooms, gyms, auditoriums, libraries, administrative offices and server rooms each load differently, and a system balanced for one will not hold the others. A classroom that drifts warm empties attention before it empties seats, and in healthcare and senior-care facilities temperature control is a regulatory requirement rather than a comfort preference. Rooftop units, split systems, central heating and ventilation are all the same trade, and a technician who has measured the building knows which zone is actually failing rather than which one complained first.

The summer window

Institutional HVAC work is easier to plan than almost any other kind, because the building empties on a schedule that is known a year ahead. Replacements, major repairs and anything that takes a zone offline belong in the break, not in October. Aging equipment gets measured before anyone recommends replacing it — a unit that will run another two seasons is worth knowing about before it is written into a capital request, and a unit that genuinely will not is worth knowing about while there is still a summer to do it in.

Refrigeration in the kitchen

Institutional kitchens store and serve at volume, on walk-in coolers, walk-in freezers, reach-ins and ice machines. When a walk-in cannot hold temperature before a meal period there are hours, not days, to fix it, and because the people being served are students, patients or residents, cold holding is a safety question rather than an operational one. Common calls are compressor and condenser fan failures, ice machines that stop producing, and freezers drifting after a defrost fault.

If a zone will not hold setpoint, or the kitchen has a cooler in trouble, book a service call and a technician will diagnose it on site.

Questions operators ask

Can you really cover all of it, or do you subcontract half?
Refrigeration and HVAC are both handled directly — the cold boxes and the air that keep the building running. Kitchen plumbing and cooking equipment are outside scope.
What will it cost to come out and look?
You will get the findings and your options before any work starts. What drives the cost is which component failed, whether the part is on the shelf and how accessible the unit is — none of which is knowable until someone has measured it.
Should I repair this or replace it?
That depends on what failed, not on how old the unit is. A fan motor, a contactor or a door gasket is routine; a failed sealed system on an old box often is not. You get a straight answer after diagnosis, not a replacement quote as the only option on the table.
Do you do scheduled maintenance, or only breakdowns?
Both, and the scheduled work is what keeps you off the breakdown list. A condenser coil wants cleaning at least twice a year, and in grease-laden kitchen air that interval is a floor rather than a maximum.

Equipment measured first, then repaired or replaced

Institutional budgets rarely have room for an unplanned replacement. Equipment that has drifted through a missed service interval is often repairable, and equipment at the end of its life is better known about before the summer break than after it. Measurement tells you which before a purchase order is written.

When a cooler, case or rooftop unit is at the end of its life, the same measurements size what replaces it.

Book a service call Request a quote (678) 778-6648

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