Industry Trusted Commercial Boilers and Water Heaters

Answer the call with Patterson-Kelley

About Patterson-Kelley


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

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Water Heaters

Reliable performance year after year.

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

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Control Systems

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

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We build custom replacement bundles for existing equipment.

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Complement your system with pumps and tanks.

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Locate Your Rep

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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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.

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American Airlines Training & Conference Center Reduces Cost of Heating System Operation

Hydrotemp, LLC upgrades the American Airlines Training & Conference Center's boiler room with six MACH® C300 units, which feature the patented NURO® Touch Screen Control System and a smart relay panel. The relay panel limited the cost of piping, which resulted in a more cost-effective application without sacrificing the performance to the heating system.

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Webinar Alert! Join Us May 2nd for a Lesson on Aluminum Boilers!

Get an exclusive view of how aluminum heat exchangers can be utilized in a market where they have been stigmatized.

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

Contact Patterson-Kelley