We offer both oil and gas-fired boilers for hot water or steam systems. The Peerless Cast Iron Boiler Peerless cast iron boilers have been manufactured and sold in the United States since 1908. Through experience, technology and innovation, Peerless has positioned itself as one of the best manufacturers in the industry. All Peerless boilers are made of cast iron. Cast iron hot water boilers have life expectancies of 20 to 30 years or more.
Cast iron is very durable and reliable.
It heats up very rapidly and takes a long time to cool down, thus providing comfortable, efficient heating to your family. Copyright 2000 Peerless Heater Company Be an informed consumer. To view the complete ratings and specifications of each item, click the product links, which will take you directly to the answers from the Peerless website databases.