Healthy Schools Week: What Indoor Air Quality in Schools Really Means for Student Success

There’s a shift happening in how schools think about their buildings. For a long time, HVAC systems were viewed as something you maintained when they broke. A background system. Necessary, but not strategic.

That’s changing.

Today, more school leaders are asking a different set of questions:

• Why do some classrooms feel harder to learn in than others? 
• Why are comfort complaints inconsistent across the same building? 
• What’s actually driving focus, fatigue, and absenteeism?

More often than not, those answers lead back to indoor air quality.

What We’re Seeing Across Schools

Working alongside districts, one thing has become clear:

Indoor air quality isn’t a single issue. It’s a combination of factors working together (or sometimes, working against each other).

Ventilation, filtration, system performance, building age, and even how spaces are used throughout the day all play a role.

And when one piece is off, the impact shows up quickly and not always in equipment alarms, but in the experience of the people inside the building.

Research supports what schools are experiencing. Studies from organizations like Lawrence Berkeley National Laboratory have shown that improved ventilation can positively impact student performance, while insights highlighted by Aeroseal connect air quality to focus, accuracy, and attendance.

But the real takeaway isn’t just the data, it’s what it means in practice.

Moving Beyond “Fixing” to Understanding

One of the biggest challenges we see is that indoor air quality is often approached reactively.

A complaint comes in. A classroom feels stuffy. A system gets adjusted. But without a broader understanding of how the building is operating as a whole, those fixes don’t always last.

That’s where the conversation is evolving.

Instead of asking:
“What’s wrong with this unit?”

More districts are starting to ask:
“How is this building actually performing?”

That shift—from fixing equipment to understanding performance—is where meaningful improvements happen.

A Long-Term View: Greater Clark County Schools

That approach is playing out in real time with Greater Clark County Schools.

Rather than treating HVAC as a series of isolated systems, the focus has been on building a more connected, long-term strategy. One that looks at airflow, consistency, and reliability across the entire district.

It’s not about a single upgrade or a one-time improvement. It’s about creating environments that are consistently supportive of learning.

And that takes:

• Visibility into how systems are performing
• Alignment between facility goals and educational outcomes
• A willingness to plan beyond immediate needs

The result isn’t just better equipment performance. It’s a more stable, predictable environment for students and staff.

What Healthy Schools Really Require

Healthy Schools Week is a good reminder that the condition of a building directly shapes the experience inside it.

And while indoor air quality can feel technical, the goal is simple:

Create spaces where people can focus, feel comfortable, and perform at their best. That doesn’t come from one decision. It comes from understanding how everything works together over time.

Why This Matters to Us

At Perfection Group, our role isn’t just to service equipment.

It’s to help schools better understand their environments. What’s working, what’s not, and what’s possible with the right approach.

Because the more clarity you have around indoor air quality, the more intentional your decisions become.

And when decisions become more intentional, outcomes improve. Not just for buildings, but for the people inside them.

By: Lanie Smith - Facility Solutions Executive, Green Solutions Division