CSI’s Products and Services

Critical Systems does more than supply reconditioned gas delivery and abatement systems.  From up-front design and configuration services through facilities abatement, we provide practical, cost effective solutions that support the process tool.


  • » Gas Cabinets
    • Gas Cabinets

      Reconditioned, Certified and Warrantied Gas Cabinets.

  • » Stainless Fabrication
    • Stainless Fabrication

      Craftsmanship. Fast Turnaround. Thousands of Custom UHP Assemblies Delivered to Customers Around the World.

  • » Clean Room Filtration
    • Clean Room Filtration

      Products and Air Filtration System Designs that provide Substantial Cost Savings

  • » Gas Abatement Systems
    • Gas Abatement Systems

      Reconditioned, Certified, and Warrantied Gas Scrubbers. Cost Savings up to 75% vs. New.

  • » Orbital Welding
    • Orbital Welding Equipment Rental & Repair

      Top-of-the-Line, Refurbished Equipment at Very Competitive Rates. Orbital Welding Innovations for Improved Quality, and Increased Productivity.

  • » Components
    • UHP and Instrumentation Components

      Vast Inventory. 15% to 30% Cost Savings vs. Distributor ‘Street Price’. 60% Savings on Reconditioned Components


  • » Gas System Design & Configuration
    • Gas System Design & Configuration

      Code Requirements Consultation. Efficient & Practical Gas System Design.

  • » Products & Systems Customization
    • Products & Systems Customization

      Customized Cabinets, Scrubbers, Panels and Assemblies. Vast inventory for quick turnaround.

  • » Reconditioning & Warranty
    • Reconditioning & Warranty

      Reconditioned & Warrantied Gas Cabinets & Scrubbers, Gas Panels & Assemblies. Savings from 30% to 80% off the cost of new.

  • » Installation, Training, and On-Going Support
    • Installation & Training

      On-site start up. In depth training. Ongoing support of your mission critical operation.

Choose a Product or Service to learn more about the CSI offering in that area of our business.

Since 1998, Critical Systems, Inc. (CSI) has been providing Gas Cabinet, Valve Manifold Boxes & Gas Abatement Systems (Gas Cabinets and Gas Scrubbers, etc.), and Orbital Welding Rental, Lease, Repair and Training Services related to process tool facilitation for Semiconductor, Biotech, Pharmaceutical and related industries. Company headquarters are in Boise, ID USA, with additional locations in Shrewsbury, PA USA – Draper, UT USA – and our new European Sales and Service center in the Netherlands.