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" All boilers are either condensing or non-condensing. A condensing boiler concentrates water vapor produced in the heating process, and uses waste heat to preheat cold water entering the boiler. Condensing boilers are extremely energy efficient because they can provide ample heat while operating at lower temperatures.

Navien NCB-E is the first high efficiency condensing combination boiler with the capacity to supply both heat and domestic hot water for larger homes — enough hydronic heat for a whole house, plus hot water to run two showers and a dishwasher all at the same time.

Residential boilers Buy ENERGY STAR ® to save you money! An ENERGY STAR certified boiler, fuelled by gas uses 10% less energy , fuelled by oil uses 4% less energy , on average, than a standard model.

Information on reliable Bosch and Buderus Boilers, including condensing gas boilers, oil boilers and hot water boilers. Buderus condensing boilers with Natural or LP gas will save a significant amount of energy compared to conventional heating methods. Buderus Gas Condensing Boilers.

The most popular space heating systems are forced air furnaces, hot water boilers and electric heat pumps. Furnaces. New gas, propane or oil furnaces typically have efficiencies between 78% and 96% AFUE, and generally fall into one of three categories.

Homeowners can compare residential boilers by two different types of ratings: consumer satisfaction ratings and efficiency ratings. This page ranks different brands of boilers by both sets of ratings. FurnaceCompare.com has collected thousands of reviews from homeowners since 2006.

Copper-Fin Commercial Gas Water Heater: Copper-Fin Atmospheric Gas : Light Service Electric Water Heater: Boilers > Residential Boilers. Residential Boilers. Noble Fire Tube Combi Boiler: Noble Fire Tube Combi Boiler is a money-saving alternative for single family housing Cadet Heating Boiler: Compact Condensing Wall-Mount Design

From single-family homes to large-scale apartment complexes, the Weil-McLain name is synonymous with warmth and comfort. Our energy-efficient, high quality gas and oil-fired boilers can be designed to fit the tightest spaces, with boiler controls and zone controllers tailored to any size residential application.

Minimize Boiler Short Cycling Losses Boiler “short cycling” occurs when an oversized boiler quickly satisfies process or space heating demands, and then shuts down until heat is again required. Process heating demands can change over time. Boilers may have been oversized for additions or expansions that never occurred.

Hydronic Heating Boilers and Indirect Storage Tanks. Propane Boilers, Oil Boilers, Electric Boilers, Natural Gas Boilers and Wood Boilers! Hydronic Boilers are one of the most efficient way to heat when coupled with radiant floor heat or any other heating system for that matter.

Mascot FT boilers come as heating only or as “combi” units that provide both space heating and domestic hot water in one small package. Both offer exceptional efficiency and reduced heating bills. Combi Units have an integrated mini-indirect tank that is kept charged with hot domestic water.