In the data center world, the stakes have shifted. We are no longer just building “server warehouses”; we are constructing the high-density nervous system of the AI revolution. As liquid cooling and GPU-heavy racks push thermal loads to their limits, with design loads exceeding 100–200 kW per rack becoming increasingly common, the building envelope can no longer be an afterthought. It must perform as a high-impact component of the mechanical ecosystem.
At John W. McDougall Company (JWM), we understand that in mission-critical environments, architectural metal systems are not defined by appearance alone. They are engineered to balance high-open-area (HOA) airflow, physical security, long-term durability, and brand-driven design intent—protecting some of the world’s most valuable data while supporting next-generation computing infrastructure.
The Performance Demands of Modern Data Centers
The AI surge is forcing a fundamental rethink of facility viability. Traditional air-cooling strategies were designed for lower-density, variable workloads. Today, as AI accelerators push beyond previous thermal envelopes, air cooling alone is often insufficient.
By 2026, many facilities are transitioning to hybrid cooling environments, where airflow containment, liquid cooling, and predictive controls operate as a single, coordinated system. Even in high-performing direct-to-chip (DTC) environments, significant residual heat must still be managed to prevent hot and cold air mixing, an issue that directly impacts PUE (Power Usage Effectiveness) and uptime.
JWM designs architectural metal systems that accommodate demanding HOA requirements, enabling airflow critical to both traditional air-cooled facilities and advanced liquid-cooled data centers. Our systems integrate seamlessly with large-scale ventilation strategies while maintaining the structural performance required in mission-critical construction.
Perforated Metal Systems Engineered for Airflow and Screening
Perforated metal has become a necessity in modern data center design, solving ventilation challenges while delivering a clean, controlled architectural appearance. Yet airflow and security are often competing priorities. JWM’s custom perforated metal panels are engineered to perform across three critical functions:
- Cooling Efficiency: Engineered perforation patterns promote maximum airflow, supporting thermal management strategies that reduce equipment stress and improve efficiency.
- Acoustic Management: As data centers expand closer to residential developments, noise from HVAC systems is a growing concern. JWM’s systems can be integrated with acoustic backing to help projects meet increasingly strict municipal noise regulations.
- Visual Security & Screening: We develop patterns that achieve high airflow percentages while maintaining visual opacity from the street, balancing zoning requirements with high-level security.
Bespoke Architectural Design & Brand-Driven Façade Solutions
As hyperscalers and enterprise operators expand their footprints, data centers are becoming brand statements with facilities that reflect corporate identity and community standards. JWM specializes in bespoke solutions, delivering custom perforation patterns, panel geometries, and finishes tailored to each project’s vision.
Equally critical is what lies behind the surface. JWM engineers and fabricates custom support systems designed specifically for each façade condition – accounting for airflow loads, panel weight, and expansion. This integrated approach allows owners to achieve architectural distinction without sacrificing performance or constructability.
Precision Fabrication and Zero-Margin-for-Error Tolerances
In mission-critical construction, there is no margin for error. A single misaligned panel can cascade into schedule delays and lost revenue. JWM’s 100,000-square-foot facility is equipped with CNC folders, laser/punch combination machines, and advanced 3D laser scanning technology.
To support seamless coordination, JWM provides BIM- and Revit-compatible files, allowing our systems to integrate directly into project models and digital twins. What is designed in the model is what arrives on site – installation-ready, with no surprises.
Scalable Production for Phased Builds
Modern data center development has entered an era of industrial-scale growth, often delivered in phases across multi-hundred-megawatt campuses. JWM’s production workflows are built to scale. Through synchronized delivery and disciplined scheduling, we help eliminate lead-time volatility. For owners, this translates to faster speed-to-revenue and confidence that each expansion phase aligns with operational demands.
Design-Assist Collaboration That Reduces Risk
The most expensive problems in data center construction are discovered too late. JWM’s Design-Assist approach bridges the gap between MEP requirements and architectural intent during preconstruction, when solutions are faster and far less costly. This early engagement reduces late-stage change orders, protects schedules, and ensures systems are engineered for long-term performance.
Built for Long-Term Performance. Delivered with Certainty.
What truly sets JWM apart is our role as a seamless extension of your supply chain. Since 1938, we have specialized in translating complex architectural vision into real-world performance.
- Turnkey Expertise: We provide design-assist, engineering, fabrication, and installation – a single point of accountability from concept to completion.
- Proven Experience: Our portfolio includes high-stakes projects like the Google Data Center in New Albany, where we delivered custom 600 Series ACM systems meeting rigorous performance and schedule requirements.
- The American Manufacturing Advantage: As a U.S.-based manufacturer, we offer faster turnaround times and direct access to the experts working on your project.