--- title: Patterson-Kelley Equipment Preview | AHR Expo 2018 description: View the boiler and water heater equipment that will be joining Patterson-Kelley at the 2018 AHR Expo. --- [![](https://info.pattersonkelley.com/hs-fs/hubfs/SPX%20-%20PK%20Logo%20Long.png?width=2124&height=225&name=SPX%20-%20PK%20Logo%20Long.png)](http://www.pattersonkelley.com) # AHR EXPO 2018 Patterson-Kelley Equipment Preview ### Check out the P-K solutions that will be joining us at booth #2800.  ![2018-ahr-expo.png](https://info.pattersonkelley.com/hs-fs/hubfs/AHR%20EXPO/2018-ahr-expo.png?width=960&name=2018-ahr-expo.png "2018-ahr-expo.png") ![HiDRA](https://info.pattersonkelley.com/hs-fs/hubfs/hidra.png?width=150&name=hidra.png "HiDRA") ### P-K HiDRA™ New for 2018, we will unveil the first commercial grade fire tube water heater from Patterson-Kelley. The P-K HiDRA™ delivers hot water in an instant while the recirculating pump continuously mixes for consistent hot water output every time. *♦Models ranging up to 1000 MBTU* *♦ Sports the most technologically advanced NURO® Touch-Screen Control* *♦ Anticipated temperature control to rapidly respond to varying flow conditions* *♦ 5:1 turndown*   [Schedule an in-person meeting](https://info.harscopk.com/2018-ahr-expo-with-patterson-kelley) at AHR to learn more about the brand new P-K HiDRA™       [![SONIC®](https://info.pattersonkelley.com/hs-fs/hubfs/sonic.png?width=178&name=sonic.png "SONIC®")](http://newsite.harscopk.com/p-k-sonic.php) ### P-K SONIC® The P-K SONIC® stainless steel condensing boiler surpasses all expectations in efficiency, size and material design. This unique design allows the P-K SONIC® to operate up to certified 97% efficiency with up to 7:1 turndown and ultra-low emissions.  *♦ Unique* *stainless alloys resist corrosive condensation* *♦ Compact* *design fits through a standard 36˝* *doorway* *♦ Full modulation burner with up to 7:1 turndown, thus improving cycle efficiency* *♦ Available in a  domestic hot water option (650 to 1,000 MBTU only)* *♦ NURO**®* *Touch-Screen Control System allows for easy control anytime, anywhere* *♦ Front accessibility reduces repair and maintenance costs* *♦ Low* *electrical energy consumption increases savings* *♦ Utilizes the patented* *DUET™* *technology to maintain high efficiency (1,500 to 4,000 MBTU Only)*   [Schedule an in-person meeting](https://info.harscopk.com/2018-ahr-expo-with-patterson-kelley) at AHR to learn more about the P-K SONIC®     [![DURATION™ III](https://info.pattersonkelley.com/hs-fs/hubfs/DURATION.png?width=175&name=DURATION.png "DURATION™ III")](http://newsite.harscopk.com/duration3.php) ### P-K DURATION­™ III The DURATION™ III is a fully packaged, water-to-water indirect domestic hot water system. Engineered to complement any condensing source, the DURATION™ III offers low cost of ownership through simplicity, high efficiency, durability and ease of installation. *♦ Recovery Rates (40°F - 140°F) --- 0 - 85 GPM Domestic Water Demand* *♦ High quality stainless steel brazed plate heat exchanger* *♦ Specifically engineered to complement any condensing source* *♦ Compact footprint is less than 5.5 ft2*   [Schedule an in-person meeting](https://info.harscopk.com/2018-ahr-expo-with-patterson-kelley) at AHR to learn more about the P-K DURATION™III      [![COMPACT®](https://info.pattersonkelley.com/hs-fs/hubfs/COMPACT.png?width=166&name=COMPACT.png "COMPACT®")](http://newsite.harscopk.com/p-k-compact-semi-instantaneous-water-heaters.php) ### P-K COMPACT® The P-K COMPACT® is a semi-instantaneous indirect water heater built to last. This model reinforces our commitment to provide dependable, long-term, trouble free operation in thousands of installations in all types of commercial, institutional and industrial buildings. *♦ ANTICIPATOR**®* *temperature control* *♦ Copper-Nickel* *shell, naval brass tubesheet* *♦ Copper-Nickel (standard), Copper, and Stainless Steel (single wall only) tube bundles available* *♦ Complete package with only four piping connections* *♦ Constant pump circulation improves temperature control and minimizes scale* *♦ Electric, Pneumatic, and Self-Contained control valve options available. Optional stand available to meet seismic Zone 4 requirements* *♦ Optional pump trim available to incorporate building recirculation flow within COMPACT**®* *circulation pump capacity* *♦ Optional high pressure tube bundle and/or shell rating (up to 400psi)*   [Schedule an in-person meeting](https://info.harscopk.com/2018-ahr-expo-with-patterson-kelley) at AHR to learn more about the  P-K COMPACT®        ![Mach](https://info.pattersonkelley.com/hs-fs/hubfs/PK%20Product%20Images/Mach.png?width=198&name=Mach.png "Mach") ### P-K MACH® The P-K MACH® is the high-efficiency aluminum boiler of choice for a wide variety of commercial and industrial building applications, from new construction to retrofit projects.  *♦ All-purpose boiler suitable for condensing and non-condensing systems* *♦ Cast aluminum heat exchanger resists corrosive condensate* *♦ Certified low NOx performance* *♦ Low water-side pressure drop* *♦ Full modulation burner with 5:1 turndown* *♦ Variable speed combustion air blower* *♦ Automatically compensates for changes in air temperature and pressure* *♦ Certified at 3.5 inch Water Column minimum gas pressure*   [Schedule an in-person meeting](https://info.harscopk.com/2018-ahr-expo-with-patterson-kelley) at AHR to learn more about the P-K MACH®  ![16473918_1585921928089504_950233799454440110_n.png](https://info.pattersonkelley.com/hs-fs/hubfs/16473918_1585921928089504_950233799454440110_n.png?width=960&name=16473918_1585921928089504_950233799454440110_n.png "16473918_1585921928089504_950233799454440110_n.png") **Interested in learning more about any of our Patterson-Kelley products or want to speak to a member of the Patterson-Kelley team while at the 2018 AHR Expo?** **[Click here to request a meeting now!](https://info.harscopk.com/2018-ahr-expo-with-patterson-kelley)** \[fa icon="chevron-up"\]Back to top 2026 Patterson-Kelley, LLC. 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