Turn Key Solutions

Let Casto Tech Engineer a Turnkey Solution for you!

Casto Technical Services combines our many years of systems knowledge with an experienced team of field technicians and installers to deliver superior results. We specialize in systems that are energy efficient, easy to maintain and service and will serve you for many years to come. We can engineer, design, fabricate and install a hydronic, refrigeration or HVAC system for your facility leveraging the latest in technology and systems that help you deliver on your mission. Whether you are focused on occupant comfort, energy savings, or quality processes, Casto Tech can deliver a turnkey solution for you.

Casto Tech offers Mitsubishi City Multi Variable Refrigerant Flow Solutions that delivers superior comfort, zoning and energy efficiency. We can engineer and install a system for any application including new construction, system retrofit or building expansion. Mitsubishi City Multi offers a variety of solutions that work in buildings where acoustics are a concern or there is limited space for piping or ductwork. These systems have been successfully applied in K-12 Education, Higher Education, Commercial Offices, Low & Mid Rise Residential, Historical Buildings and Data Centers. Let us design a Mitsubishi City Multi system for you.

Safety, Quality and Customer Satisfaction is how we measure the success of our Contracting business. Our industry leading Safety record is paramount for the health and welfare of our associates and the risk and reputation of our clients. Quality is not measured by our metrics, but rather by the standards of the industry and the expectations of our clients. Ultimately, we aim to delight our customers and the repeat business we secure from existing building owners is our assurance that we are delivering on our promise. Call Casto Tech to design, engineer and install your next turnkey solution.

Systems we Install:

  • Mitsubishi VRF
  • Rooftop Units
  • Make-up Air
  • Boilers
  • Chillers
  • Hydronics
  • Ventilation & Exhaust
  • Air Handlers
  • Heat Recovery


  • Hydronic Piping
  • Refrigerant Piping
  • Sheet Metal Ductwork
  • Natural Gas Piping
  • Steam Piping
  • Medical Gas Piping

Industries we Serve:

  • Healthcare
  • Institutional
  • Higher Education
  • K-12 Education
  • Government
  • Military
  • Data Centers
  • Correctional Centers
  • Retail
  • Industrial
  • Gas & Oil Industry
  • Power Plants

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