KN Series by Advanced Thermal Hydronics are the only high efficiency cast iron boilers available for the commercial marketplace that combine the efficiency of condensing gas-fired technology with the strength durability and heat retention of cast iron construction. A Mestek company proudly manufacturered in Boyertown PA.Read More
Constructed with high quality GG20 cast iron the DK2 boiler is built to withstand rapid temperature changes of the heating system. This feature enables the cold start operation The DK2 boiler is capable of being fired with oil propane or natural gas thereby providing the homeowner with much needed flexibility amidst ever changing fuel pricesRead More
Rand and Reardon are efficient cast iron water boilers that have been trusted since 1858. Our units are extensively tested and proven. The RRG series are natural gas-fired water boilers that can be switched to propane. LP conversion kit must be purchased in orderRead More
The gas-fired cast iron Series 64 boiler is an atmospheric steam or hot water boiler with up to 83% combustion efficiency. The commercial boiler features an integral draft diverter for applications with space constraints and large boiler sections with highRead More
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