Advanced Heating & Steam Solutions for Mechanical Professionals
High-efficiency boilers, valves, and clean steam equipment — built for peak performance, scalability, and long-term reliability in the toughest commercial and industrial applications.
🔥 Condensing Boiler Systems
Delivering top-tier efficiency for institutional and commercial heating projects. Ideal for both renovations and new builds, our compact modular units achieve thermal efficiencies up to 97.5%.
Hospitals
Schools
Commercial Buildings
Apartment Buildings

Patterson-Kelley
SOLIS
725-3000 MBH | Up to 97% Efficiency
- High-output condensing boiler
- Scalable for large mechanical systems
- Low fuel usage and operating cost
- Perfect for schools, hospitals, and commercial buildings

Patterson-Kelley
SONIC
650-4000 MBH | Up to 97% Efficiency
- Ultra-low NOx condensing system
- Compact footprint
- Stainless steel heat exchanger
- Great for high-spec, emission-conscious projects

Patterson-Kelley
MACH
300–4000 MBH | Up to 95% Efficiency
- Modular platform for easy expansion
- Flexible venting options
- Built-in redundancy with multiple burners
- Supports cascading in multi-boiler installations

Patterson-Kelley
STORM
1250–8000 MBH | Up to 97% Efficiency
- High turndown ratio
- Quiet operation
- Fast startup and responsive controls
- Fits demanding retrofit or replacement scenarios
Designed by Experts. Delivered On Time.
Our in-house team ensures your system is code-compliant, properly sized, and installation-ready. Includes riser diagrams, CAD files, and equipment schedules.
Non-Condensing Boilers
Built for reliable performance where condensing isn’t required. Perfect for high-temperature or steam-driven mechanical systems.
Boiler REPLACEMENTS
SIMPLE HOT WATER LOOPS
HIGH DEMAND MECHANICAL ROOMS

Patterson-Kelley
MODU FIRE
750–3000 MBH | Up to 88% Efficiency
- Durable design for high-demand hydronic systems
- Field-proven technology
- Excellent combustion control
- ASME-rated reliability

Patterson-Kelley
VELOX
750–2000 MBH | Up to 85% Efficiency
- Optimized for consistent output
- Energy-saving heat transfer design
- Low maintenance components
- Great for industrial plants or large campuses

Low-Pressure & High-Pressure Steam Boilers
- Packaged systems for ease of install
- Supports critical heating processes
- Built to handle demanding steam loads
- Ideal for healthcare, industrial, and government facilities

Heat Pumps
We provide high-efficiency heat pump solutions from Robur and Patterson-Kelley, delivering energy savings, reduced emissions, and seamless integration into your mechanical system.
- Energy-efficient heating and cooling in one system
- Lower operating costs and reduced environmental impact
- Flexible configurations for commercial and industrial applications

Control Valves
RTK & Warren
- Energy-efficient electronic actuators
- Class 4 shut-off valves (½” to 12″, up to 900#)
- Seamless BMS integration
- Built to handle high-pressure and temperature
Heat Exchangers & Clean Steam Systems (Maxi-Therm®)
Steam-to-hydronic or clean steam solutions for sterile and energy-optimized projects. Skid-packaged for fast and easy installation.
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 Job
Avoid rework and RFIs. Our commercial water heating and boiler systems arrive fully coordinated with your site requirements and installation sequence.
Aftermarket Services & Support
- Routine preventative maintenance
- Burner upgrades & system retrofits
- Local Law compliance checks
- On-call service techs with decades of expertise

Predictive Analytics
Monitor equipment performance in real time to detect issues early. By spotting patterns and anomalies, your team can reduce downtime, troubleshoot faster, and extend equipment life.
Key Advantages:
- Early detection of mechanical and performance issues
- Data-driven insights for faster troubleshooting
- Reduced unplanned downtime and maintenance costs
- Extends the lifespan of critical equipment

Customers Testimonials
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