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
  
  P-K SOLIS
  
  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
- Emerging Tech
  Emerging Technology
  
  Where innovation meets sustainability in the commercial boiler industry. Join Patterson-Kelley at the forefront of climate-conscious heating with out emerging technologies.
  
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  Emerging Technology
  
  P-K EvoHP
- Outdoor Solutions
  Outdoor Solutions
  
  Created with space constraints in mind, Patterson-Kelley has made its industry-trusted solutions available for outdoor use. If it is on top of the penthouse or installed outside of the building, PK Outdoor Solutions can withstand the elements.
  
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  Bundles & Units
- 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

Patterson Kelley News

August 24th, 2022

Patterson-Kelley will be at the 2022 ASPE EXPO!

Patterson-Kelley will be attending the ASPE Convention and Expo on September 16-21 located at the Indiana Convention Center!

January 4th, 2022

Patterson-Kelley at the 2022 AHR EXPO

Patterson-Kelley will be attending the 2022 AHR Expo in a limited capacity this year due to the recent surge in COVID-19 cases.

August 12th, 2020

Patterson-Kelley Celebrates 140 Years!

Patterson-Kelley is extremely proud to be celebrating 140 years of innovation and excellence as a commercial heating industry leader. Since 1880, each piece of equipment we build has been developed from insight that has been cultivated from generations of expertise and customer input.

February 14th, 2020

AHR Expo Wrap-Up

After a successful AHR Expo, the Patterson-Kelley team would like to thank you for your support in our continued advancement!

November 21st, 2019

SPX Announces Purchase of Patterson-Kelley from Harsco Corporation

SPX announces the purchase of Patterson-Kelley fromthe Harsco Corporation.

July 19th, 2019

Patterson-Kelley’s Renovated Training Facility is Now Open for Business

Patterson-Kelley opens the doors of its newly redesigned training facility, to representatives, mechanical contractors, and engineers in the heating industry.

March 29th, 2019

First Shipments of the MACH® with 10:1 Mechanical Turndown Begin Today

Exciting news for those of you who can’t wait to install the MACH® aluminum commercial boiler with 10:1 mechanical turndown capabilities in your customer’s facility. First shipments of the MACH® sporting the new technology began today!

March 6th, 2019

North Kingstown High School in Rhode Island Reduces Energy Cost with the P-K HiDRA™ 1000

The P-K HiDRA™ provides an instant source of domestic hot water at up to 99% efficiency, at partial load. Typical savings from a mid-efficiency system to a condensing high efficiency system is in the 24-26% reduction in energy usage.