MarCraft

Air Handling Units

MarCraft Custom HVAC Systems designs and manufactures air handling equipment around each project’s operating requirements and available space. Custom configurations address demanding ventilation and temperature control needs, with options for specialized filtration and humidity control. Factory-installed piping and controls help coordinate equipment connections, while energy recovery options support efficient ventilation. Integrated penthouse systems can combine air handling equipment with other mechanical components in a packaged arrangement. Units are assembled and tested at the factory, with designs available for new facilities and challenging retrofit applications.

MarCraft logo with an interwoven red, blue, and gray symbol above the words “MarCraft Custom HVAC Systems” on a light background.

The Experience Behind Every Recommendation

Behind every equipment solution is Havtech’s own established legacy of commercial HVAC expertise, driven by our decades of experience, extensive project history, and trusted industry relationships.

years in business
40 +
engineers
180 +
partners
200 +

Product Categories

Products That Fit Your Needs

MarCraft’s custom air handling systems deliver flexible heating and cooling solutions, with integrated options designed around each building’s performance requirements and available space.

Custom Air Handling Units

Air handling units are configured around required airflow and available installation space. Options for specialized filtration and humidity control support demanding applications, with factory-integrated piping and controls helping simplify connections on site.

Data Center Cooling

DataCool – Advanced HVAC Solutions for Data Centers

DataCool by Johnson/Marcraft delivers custom data center cooling systems engineered for high-performance, energy efficiency, and scalability. Designed for modern facilities, DataCool solutions provide precision cooling for data centers and mission-critical environments.

Products:

  • Kodiak Series: Vertical fan coil wall
  • Alpine Series: Reverse-flow fan wall
  • Glacier Series: Horizontal fan coil wall
  • Denali Series: Dry cooler

View Full Product Line

Three white industrial cooling units labeled “DATACOOL” with vents and doors, shown against a plain background.

What You Get When You Work With Us

Working with Havtech connects your project team with MarCraft’s custom engineering capabilities and local HVAC application expertise. We help review operating requirements and equipment configurations, with attention to installation constraints and system integration. Coordination with engineers and contractors supports planning for new construction and complex replacement projects. Our team provides product selection guidance and access to manufacturer resources, helping you evaluate design options as project requirements develop and installation plans take shape.

Applications and Industries

Designed for the Buildings You Work In

MarCraft systems serve healthcare facilities and laboratories, with specialized designs for food production and other environments requiring controlled conditions. Custom configurations also accommodate corrosive settings and buildings with limited equipment space. Data center cooling is supported through the DataCool line, with equipment selected around the facility’s operating needs.

Find Your Local Partner

Proudly Representing Across the Region

Havtech partners with manufacturers to deliver innovative solutions across the Mid-Atlantic and beyond. With dedicated regional offices and expert teams, we bring industry-leading products and responsive support closer to you – wherever your projects take place.

Fast Answers. Full Support. Real Results.

Get expert guidance, responsive service, and the confidence that your HVAC system is built to perform.

Talk to an HVAC Specialist