Advanced Heating & Steam Solutions for Mechanical Professionals
High-performance boilers, valves, and clean steam systems — engineered for scalability, reliability, and efficiency in the toughest commercial and industrial environments.
🔥 Condensing Boiler Systems
Optimized for high-efficiency heating in commercial and institutional settings. From retrofits to brand-new builds, our compact and scalable options achieve up to 97.5% thermal efficiency.
Hospitals
Schools
Commercial Buildings
Apartment Buildings

Patterson-Kelley
SOLIS
725-3000 MBH | Up to 97% Efficiency
- High-capacity condensing boiler
- Scalable for large facilities
- Lower fuel consumption and operating costs
- Ideal for schools, hospitals, and commercial buildings

Patterson-Kelley
SONIC
650-4000 MBH | Up to 97% Efficiency
- Ultra-low NOx emissions
- Compact, space-saving design
- Durable stainless steel heat exchanger
- Great for high-spec or emission-conscious projects

Patterson-Kelley
MACH
300–4000 MBH | Up to 95% Efficiency
- Modular system for easy expansion
- Flexible venting configurations
- Multiple burners for built-in redundancy
- Supports cascading for multi-boiler installations

Patterson-Kelley
STORM
1250–8000 MBH | Up to 97% Efficiency
- High turndown capability
- Quiet and efficient operation
- Quick startup with responsive controls
- Perfect for challenging retrofit or replacement projects
Designed by Experts. Delivered On Schedule.
Our team ensures every system is properly sized, fully compliant, and ready for installation. Deliverables include riser diagrams, CAD files, and equipment schedules.
Non-Condensing Boilers
Durable and efficient in applications where condensing performance is unnecessary. Ideal for high-temperature or steam-based systems.
Boiler REPLACEMENTS
SIMPLE HOT WATER LOOPS
HIGH DEMAND MECHANICAL ROOMS

Patterson-Kelley
MODU FIRE
750–3000 MBH | Up to 88% Efficiency
- Robust design for high-demand hydronic applications
- Proven, field-tested technology
- Excellent combustion and control efficiency
- ASME-certified reliability

Patterson-Kelley
VELOX
750–2000 MBH | Up to 85% Efficiency
- Optimized for steady heat output
- Energy-saving thermal transfer design
- Low maintenance requirements
- Ideal for industrial sites and large campuses

Low-Pressure & High-Pressure Steam Boilers
- Factory-packaged for fast installation
- Supports critical steam heating processes
- Built for demanding load requirements
- Perfect for healthcare, government, and industrial facilities

Heat Pumps
We supply high-efficiency heat pump solutions from Robur and Patterson-Kelley, delivering combined heating and cooling with energy savings and low emissions.
- Heating and cooling in a single system
- Reduced operating costs and environmental impact
- Configurable for industrial and commercial buildings

RTK Valves & Actuation
Precision-engineered for liquid and steam control, built for mixing, throttling, or shut-off in the most demanding applications.
- Energy-efficient electronic actuators
- Class 4 shut-off valves (½” to 12″, up to 900#)
- Seamless building management integration
- Handles high-pressure and high-temperature systems
Heat Exchangers & Clean Steam Systems (Maxi-Therm®)
Delivering hydronic and clean steam solutions for sterile and energy-efficient applications, fully skid-packaged for simplified 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 Stay on Schedule.
Avoid rework and last-minute RFIs. Our systems arrive fully coordinated with your site requirements and installation sequence.
Aftermarket Services & Support
- Scheduled preventative maintenance
- Burner and system retrofits
- Local Law and compliance inspections
- On-call expert service technicians

Predictive Analytics
Real-time equipment monitoring helps identify potential problems before they escalate. Our analytics provide actionable insights to improve uptime and extend system life.
- Detects issues before they become critical
- Accelerates troubleshooting with data insights
- Minimizes unplanned downtime and costs
- Prolongs the life of vital mechanical systems

Customers Testimonials
Ready to Build or Modernize Your Mechanical System?
Let our team help you select the right boilers, valves, and heating equipment for your next project.