Engineered Heating & Steam Solutions for Mechanical Experts

High-performance boilers, valves, and clean steam equipment — built for efficiency, scalability, and dependable operation in demanding commercial and industrial environments.

🔥 Condensing Boiler Systems

Optimized for maximum efficiency in institutional and commercial settings. Whether for upgrades or new builds, our compact, modular designs deliver thermal efficiency up to 97.5%.

Hospitals

Schools

Commercial Buildings

Apartment Buildings

Patterson-Kelley

SOLIS

725-3000 MBH | Up to 97% Efficiency

  • High-capacity condensing boiler
  • Scalable for large-scale facilities
  • Significant fuel savings
  • Perfect for schools, hospitals, and commercial projects
  • Patterson-Kelley

    SONIC

    650-4000 MBH | Up to 97% Efficiency

    • Ultra-low NOx emissions
    • Small installation footprint
    • Stainless steel heat exchanger
    • Excellent for environmentally focused projects

    Patterson-Kelley

    MACH

    300–4000 MBH | Up to 95% Efficiency

    • Modular design for future expansion
    • Flexible venting configurations
    • Multiple burners for built-in redundancy
    • Supports cascading multi-boiler systems

    Patterson-Kelley

    STORM

    1250–8000 MBH | Up to 97% Efficiency

    • Wide turndown capability
    • Low-noise performance
    • Rapid start-up with responsive controls
    • Ideal for replacements or challenging retrofits

    Designed by Specialists. Delivered Ready to Install.

    Our team works to your exact specifications to ensure your system is compliant, correctly sized, and installation-ready. We provide riser diagrams, CAD files, and complete equipment schedules.

    Non-Condensing Boilers

    Tough, reliable boilers designed for applications where condensing performance isn’t required. Perfect for high-temperature and steam-based systems.

    Boiler REPLACEMENTS

    SIMPLE HOT WATER LOOPS

    HIGH DEMAND MECHANICAL ROOMS

    Patterson-Kelley

    MODU FIRE

    750–3000 MBH | Up to 88% Efficiency

    • Built for demanding hydronic systems
    • Proven long-term reliability
    • Precision combustion management
    • ASME-certified performance

    Patterson-Kelley

    VELOX

    750–2000 MBH | Up to 85% Efficiency

    • Consistent heat output
    • Energy-saving thermal design
    • Low-maintenance operation
    • Excellent for industrial facilities or campuses

    Low-Pressure & High-Pressure Steam Boilers

    1.5HP–150HP | 80% Efficiency 

    • Pre-packaged for simplified installation
    • Supports critical steam heating operations
    • Designed for heavy steam loads
    • Ideal for hospitals, manufacturing, and government use

    Heat Pumps

    We supply high-efficiency heat pump solutions from Robur and Patterson-Kelley, offering dependable heating and cooling for commercial and industrial properties.

    • Combined heating and cooling for year-round performance

    • Lower energy expenses and reduced emissions

    • Adaptable setups for a range of facility requirements

    Control Valves

    RTK & Warren

    Precision-engineered valves for liquid and steam flow control. Designed for mixing, throttling, or shut-off in demanding mechanical systems.

    Features: 

    • Energy-conscious electronic actuators

    • Class 4 shut-off, ½” to 12″, up to 900#

    • BMS-ready integration

    • Built for high temperature and pressure applications

    Heat Exchangers & Clean Steam Systems (Maxi-Therm®)

    Providing steam-to-hydronic transfer or clean steam for sanitary and energy-efficient applications. Fully skidded and installation-ready.

    Clean steam for hospitals and pharma

    DHW systems with minimal footprint

    Skid-packaged for fast install

    Available 1–400 PSI with integrated pumps

    We Handle the Details.
    You Focus on the Work.

    Reduce RFIs and rework. Our commercial boiler and water heating systems arrive fully coordinated to match your project’s site requirements and install sequence.

    Aftermarket Services & Support

    Extend the lifespan and reliability of your critical systems while maintaining code compliance.

    Services Include: 

    • Scheduled preventative maintenance

    • System retrofits and burner upgrades

    • Compliance checks for local regulations

    • Experienced, on-call technicians

    Predictive Analytics

    Monitor equipment performance in real time to identify problems before they become critical. Our system analyzes patterns to accelerate troubleshooting, cut downtime, and protect your investment.

    Key Advantages:

    • Early warning for performance and mechanical issues

    • Faster troubleshooting through actionable insights

    • Minimized unplanned outages and repair costs

    • Extended equipment life expectancy

    Customers Testimonials

    "The Velox-Retrofit™ let us modernize our heating system without major venting changes. It saved both time and money."
    Mark D.
    Building Owner
    "Installation was smooth, and performance improvements were immediate. A smart upgrade for our retrofit project."
    Susan P.
    Retrofit Contractor
    "Compliance was a concern, but the Velox-Retrofit™ met all regulations with ease."
    Kevin L.
    Compliance Officer

    Ready to Build or Upgrade a Mechanical System?

    Get expert guidance selecting the right boilers, valves, and heating solutions for your next project.