Who We Serve
Solutions
- Commercial Boilers
  Commercial Boilers
  
  Suitable for new construction or retrofit projects, our commercial boilers are small in size, but big on output.
  
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  Condensing Boilers
  
  P-K MACH
  
  P-K SONIC
  
  P-K STORM
  
  Non-condensing Boilers
  
  P-K MODU-FIRE FD
  
  P-K THERMIFIC VELOX
- Water Heaters
  Water Heaters
  
  Designed to reliably and economically meet peak demands with trouble-free performance, our water heaters are ideal for any building owner.
  
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  Direct Water Heaters
  
  P-K HiDRA
  
  P-K SONIC SCD
  
  P-K THERMIFIC VELOX W Series
  
  P-K MODU-FIRE FD W Series
  
  Indirect Water Heaters
  
  P-K COMPACT
  
  P-K DURATION III
  
  P-K MACH ‘n’ ROLL
- Fabricated Systems
  Fabricated Systems
  
  Modular packaged systems are ideal to achieve high levels of efficiency and maintain boiler reliability.
  
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  Packages
- Controls
  Controls
  
  Intelligent controls designed for optimum facility management.
  
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  NURO
  
  ENVI
- Bundles
  Bundles
  
  Enhance the longevity of your P-K Compact or legacy product with a tube bundle.
  
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  P-K COMPACT Water Heater Bundles
  
  Custom Bundles
- Accessories
  Accessories
  
  Accessories for water heaters and boilers, including storage tanks and pumps.
  
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  Water Heater Storage Tanks
  
  Pumps
  
  Condensate Neutralization Kits
Support
Who We Are
Resources

Industry Trusted Commercial Boilers and Water Heaters

Answer the call with Patterson-Kelley

Solutions

Reliability. Efficiency. Innovation. Patterson-Kelley provides the industry with dependable, high-efficiency commercial heating solutions.

Hydronic Boilers

Small in size, but big on output

Designed with a small footprint, P-K Boilers fit through standard doorways for easy installation

View Hydronic Boilers

Water Heaters

Reliable performance year after year.

Designed to reliably and economically meet peak demands with trouble-free performance.

View Water Heaters

Control Systems

Easy to use. Easy to set up. Easier to maintain.

View Systems

Bundles

We build custom replacement bundles for existing equipment.

View Bundles

Accessories

Complement your system with pumps and tanks.

View Accessories

We Speak Your Language

With over 135 years of experience, we have developed a deep understanding of your specific needs and can help you find the best P-K solution for your project.

Mechanical Contractors

Our boilers and water heaters are designed with service in mind. The NURO^® Control swivels so technicians can view the screen while servicing the product.

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Engineers

We listen to your design constraints and provide a total solutions approach.

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Building Owners

Remotely monitor your system with NURO Connect. Receive alerts on your smartphone when it is time to service the product.

Learn More

CASE STUDY

The JW Marriott Eliminates 6,000 Gallons of Stored Hot Water with a Patterson-Kelley Heating System

McCook Boiler & Pump installed Patterson-Kelley condensing boilers in three different zones. The boilers help supply hot water to three different sets of P-K DURATION® III, with the purpose of producing instantaneous domestic hot water throughout the resort.

NEWS & EVENTS

SPX Announces Purchase of Patterson-Kelley from Harsco Corporation

Spx announces the purchase of Patterson-Kelly from Harsco Corporation.

Contact us to learn more about the Patterson-Kelley difference.

Contact Patterson-Kelley

Industry Trusted Commercial Boilers and Water Heaters

Solutions

Hydronic Boilers

Small in size, but big on output

Water Heaters

Reliable performance year after year.

Control Systems

Easy to use. Easy to set up. Easier to maintain.

Bundles

We build custom replacement bundles for existing equipment.

Accessories

Complement your system with pumps and tanks.

Locate Your Rep

We Speak Your Language

Mechanical Contractors

Engineers

Building Owners

The JW Marriott Eliminates 6,000 Gallons of Stored Hot Water with a Patterson-Kelley Heating System

SPX Announces Purchase of Patterson-Kelley from Harsco Corporation

Contact us to learn more about the Patterson-Kelley difference.