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  • High Efficiency Cast Iron Gas Boilers

    High Efficiency Cast Iron Gas Boilers The best boiler for most homes No matter how efficient a boiler is, if it doesn't operate efficiently in a home's heating system, it's not an efficient installation. IQ gas boilers are designed to handle the high water-volume systemsLearn More

  • High efficiency boiler for inefficient house — Heating

    Nov 24, 2017 · A high efficiency gas boiler loves systems with large cast iron radiators because of the water volume and most homes with cast iron radiators they are way oversized for the rooms they are in. Older systems worked with higher water temps of 160 to 180 degrees to heat the home.Learn More

  • strongly disagree, however, with EPA's conclusion that the

    Aug 28, 2013 · boilers have a life expectancy equal to that of cast iron non-condensing boilers. Installation Cost – In line 63 of the draft specification, EPA states that "in new construction or deep retrofits the cost of [condensing boiler] installation is similar to thatLearn More

  • High Efficiency Gas Boilers - SupplyHouse.com

    ES2-5, 103,000 BTU Output High Efficiency Cast Iron Boiler (NG) ES25BNI-T ES2-5, 103,000 BTU Output High Efficiency Cast Iron Boiler (NG) SKU: ES25BNI-T Burnham SKU : ES25BNI-TLearn More

  • Boilers | Boiler Heating | Bryant

    Bryant ® Boilers WHATEVER Your Radiant Heat System, Choose A Bryant ® Boiler.. Looking for a high-efficiency heating solution other than a forced air system? Consider a durable Bryant ® gas- or oil-fired boiler. Enjoy whole-home comfort while eliminating the noise and draft of forced air systems.Learn More

  • 10 Best Boilers of 2020 | Gas, Propane, Oil, Electric

    May 06, 2020 · The Buderus G115WS is an Energy Star labelled oil-fired cast iron boiler with an efficiency of 87% AFUE. It is constructed of flexible GL-180M cast iron which resists thermal shock during rapid temperature change. The unit features a 3" jacket around the unit to increase efficiency and lower heat loss due to standby in winter.Learn More

  • Boilers: Burnham, Weil-McLain, Slant/Fin, Lochinvar

    Call 1-888-757-4774. Add to List. List. Compare. Add to List. List. Ultra 230 - 183,000 BTU Output High Efficiency Boiler - Series 4 (Nat Gas or LP) 383-500-736 Ultra 230 - 183,000 BTU Output High Efficiency Boiler - Series 4 (Nat Gas or LP) SKU: 383-500-736 Weil-McLain.Learn More

  • Cast Iron Boilers | U.S. Boiler Company

    Boiler Brands - Best Boiler Brand Names - ManufacturersLearn More

  • Industry Steam Cast Iron Boiler

    High Efficiency Cast Iron Gas Boilers - Thornton Heating. ASME doesn't allow cast iron boilers to be used on steam at pressures greater than 15psi or 250°F water temperatures due to limitations in cast iron properties. During design proof tests, System 2000 (a steel boiler) exceeded 700psi and the Energy Kinetics' design … Learn MoreLearn More

  • High Performance, Cast-Iron Gas Boiler

    Sentry boilers provide a blend of efficiency and reliability that will keep your home comfortably warm and your fuel costs low year after year. A new Sentry boiler can save up to 30% or more on fuel bills compared to a typical old High performance, cast-iron gas boilerLearn More

  • MPC HIGH EFFICIENCY CAST IRON MULTI-PASS …

    cast iron multi-pass commercial water boiler mpc high efficiency 3 pass design up to 87.3% thermal efficiency proven thermal shock protection oil, gas or oil/gas combination commercial-grade high silicon cast iron from 4 to 18 sections, rated at 500,000 to 3.6 million btus exclusive optional sbc™ boiler control maximizes system efficiencyLearn More

  • Cast iron boilers | Pensotti Boiler | Granby Boiler

    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 prices.Learn More

  • Cast Iron Boiler Vs. High-Efficiency Stainless Steel

    Is a high efficiency, condensing gas boiler the best Learn More

  • Choosing between high efficiency and cast iron boiler

    Apr 12, 2016 · Most heat exchangers on the high efficiency boilers have a 10 year warranty and most cast iron boiler heat exchangers have a 15 - 25 year warranty on the boiler block. These warranty are only for manufacturer defects not if they leak because of not being installed right according to the manufacturers installation instructions.Learn More

  • Burnham Boiler Reviews 2021 Quality Efficiency Ratings

    Jul 05, 2015 · Cast aluminum and cast iron heat exchangers in select boilers - many manufacturers are using cast aluminum in the higher efficiency boilers and continue to use cast iron in other boilers. If you buy a condensing boiler, it will likely be cast aluminum, but if you buy another wet-based type of boiler it will be cast iron.Learn More

  • High Efficiency Gas Boiler with Iron Radiators and Pipes

    Jun 24, 2012 · Lawrosa also stated that using a mad/con boiler is a good idea which I agree as this is a cast iron radiator system which will operate on lower water temps and these boilers are designed to condense. In fact they are more efficient when they are condensing. The important thing is proper sizing. Most boilers installed are or more oversized.Learn More

  • High Efficiency Residential Gas Boilers | Energy Kinetics

    To build better boilers, Energy Kinetics' design teams evaluated conventional cast iron and modulating condensing boilers in the field and in our lab. The evaluation criteria included the following categories: longevity, flue-side fouling, boiler-side fouling, long-term efficiency, room air losses, cyclic losses, oversizing impacts, control Learn More

  • AFUE EFFICIENCY - Utica Boilers

    The SFH and SW wet based cast iron boilers deliver high efficiency, up to 86% AFUE, reliability, and ease of maintenance. The cast iron swing door provides ease of access to the combustion chamber. The SFH and SW are built with wide, easy to clean flue-way passages. …Learn More

  • Best Boiler Buying Guide - Consumer Reports

    Jun 23, 2020 · New boilers must have an AFUE rating of at last 80 percent, and high-efficiency models are 90 to 98.5 percent efficient. The higher the rating, the higher the equipment cost, but the lower the Learn More

  • Conforto Cast Iron Boiler | Granby Industries

    Constructed with high quality GG20 cast iron, the Conforto boiler is built to withstand rapid temperature changes of the heating system. This feature enables the cold start operation. The Conforto boiler features all standard North American NPT tappings. …Learn More