Advantages:

• NEW! Efficiency ratings of 85% on all models!
• Stainless Steel Corrosion Resistant Premix Burners.
• GL-180M Flexible Cast Iron.
• Electronic Ignition.
• Side Piping Design for Convenient Boiler Retrofit Installation
• 3 Models with Inputs from 74,000 to 132,500 BTU/Hr

Technology:

• Side piping design for convenient installation in the retrofit boiler market.
• Heating capacities of 74,000 through 133,000 BTU/Hr.
• CSA approved for installation on combustible floors.
• Equip with electronic ignition.
• Designed for elevation up to 8500 ft.

Advantages:

• NEW! Efficiency ratings of 85% on all models!
• Low pollutant emissions.
• Space savings size.
• All equipment included for a fast and simple assembly.

Technology:

• Stainless steel premixed burners.
• Low emissions with Premixed Burner Technology.
• Factory tested for natural gas operation.
• All models easily convert to propane.
• Complete burner tray is easily removed.
• Durable, quiet, efficient and designed for long life.

Advantages:

• Sealed combustion and draft induced venting design.
• Perfect for single or multi-family homes.
• Efficiency ratings of 85%+.
• EnergyStar certified.

Technology:

• Clean combustion, extremely high efficiency, economical operation, and longevity.
• Buderus boilers are the perfect central heating source for single or multiple family homes and guarantee reliable heating for many years.
• The modern design of Buderus boilers results from centuries of experience, using the latest combustion and manufacturing technologies.
• Whisper quiet operation with integrated draft inducer.
• Attractive design with front accessible controls, all piping connections in the rear for finished appearance.

Advantages:

• Low-pollution and whisper quiet operation.
• Designed to resist thermal shock for long life.
• Ideal for buildings with higher heating requirements.
• EnergyStar certified.

Technology:

• Clean combustion, extremely high efficiency, economical operation, and longevity.
• Buderus boilers are the perfect central heating source for single or multiple family homes and guarantee reliable heating for many years.
• The modern design of Buderus boilers results from centuries of experience, using the latest combustion and manufacturing technologies.
• Whisper quiet operation with integrated draft inducer.
• Attractive design with front accessible controls, all piping connections in the rear for finished appearance.

Advantages:

• 96% AFUE Efficiency.
• Whisper Quiet84,000 – Enclosed Housing.
• 5-Year Parts and Labor Warranty for residential applications with registration.
• Low-Loss Header manifold for quick and trouble free installations.
• Advanced easy to use control system.
• 4 Models with Inputs from: 84,800 to 214,800 BTU/Hr.

Technology:

• Modulating operation, i.e. matched to the actual heat demand.
• Available as boiler with integral Logamatic EMS control unit; easy to add an optional Buderus hot water tank or RC35 Control.
• Integral aluminum heat exchanger with a large surface area for condensing operation all year round.
• Optimum energy utilization and minimized operating costs through ETA plus system.
• Output modulates between 30% and 100%.
• Selectable flue gas routing: open flue version may be connected to an existing chimney; alternatively balanced flue connection with a system-certified balanced flue system (room sealed balanced flue).
• Outputs of 75, 95, 142, 199 MBH

Advantages:

• Redesigned for Higher Outputs and Efficiency.
• High Efficiency – AFUEs Above 86%.
• Flexible, Corrosion Resistant GL-180M Cast Iron.
• Full Swing Burner Door for Excellent Serviceability.
• Chimney Vent from 85,000 to 136,000 BTU/Hr Output.
• Direct Vent from 74,000 to 120,000 BTU/Hr Output.

Technology:

• Optimized combustion with positive pressure-fired boilers and tailored chamber geometry – no need for a heat-consuming refractory or target wall eliminating the need for costly repairs.
• Minimal stack losses with the modified three-pass flue design's large heat transfer areas.
• Low standby losses with a full 3" jacket of thermal insulation around the entire block – even underneath the boiler!

Advantages:

• NEW! Efficiency ratings of 90% on all models!
• NEW! All boilers now eligible for the Federal tax credit!
• The ONLY conventional cast iron boilers in the world that are Federal tax credit eligible!
• Operation low on noise and emissions.
• Efficient energy utilization – seasonal efficiency [to DIN] of up to 96%.
• Optimum investment prospect through long service life.
• High heating comfort and user-friendliness through the Logamatic EMS control system.
• Suitable for use with conventional and low-sulfur fuel oil.
• Modern functional design.

Technology:

• Available with an outputs of 73, 97, and 118 MBH.
• Unit version (fully assembled unit) comprising boiler, oil burner and control system; as an option with a hot water tank.
• Modulating operation, i.e. matched to the actual heat demand, without low end temperature limit.
• Boiler body made from gray cast iron, specially developed by Buderus.
• Combustion chamber design perfectly matched to the flame geometry, thanks to the excellent plasticity of the casting material during manufacture.
• Available for open flue and balanced flue versions.

Advantages:

• Efficient energy utilization – AFUE's of 91+%.
• Compact dimensions through integral heat exchanger.
• Optimum investment prospect through long service life.
• High heating comfort and user-friendliness through the Logamatic EMS control system.
• Quick and affordable system modernization thanks to compatible connections compared to predecessor models.
• Suitable for use with conventional and low-sulfur fuel oil.
• Modern functional design.
• Suitable for detached houses and two-family homes.

Technology:

• Available with outputs of 75, 100, 121 MBH.
• Cast boiler block, proven in millions of applications, with an innovative stainless steel condensing heat exchanger.
• As standard prepared for balanced flue operation.
• Advanced robust blue flame oil burner for clean combustion.
• Unit version (fully assembled unit) comprising boiler, oil burner and control system; as an option with a hot water tank.
• Modulating operation, i.e. matched to the actual heat demand, without low end temperature limit.

Advantages:

• Eliminates "hot and cold spots" in the boiler.
• Minimizes stresses normally caused by rapid temperature changes.
• Operates at low return water temperatures.
• Balances water flow through all boiler sections.

Technology:

• EnergyStar certified.
• Rear tappings and flue connection to streamline appearance.
• Baffles and clips for adjusting stack temperatures.
• Heavy gauge blue enameled jacket for durability and attractiveness.
• Full swing burner door hinged on either the left or right allowing for easy access.
• Front access plugs permit flushing of the boiler's interior.

Advantages:

• Optimum investment prospect through long service life.
• Clean combustion through low combustion chamber loading.
• Reliable operation without shunt pump and return temperature control through Thermostream technology.
• Suitable for operation with oil or gas.
• Easy handling, even in very tight spaces through delivery in sections.
• Easy selection and optimization through factory-sourced Unit burner.

Technology:

• Ecostream low temperature boiler for oil or gas combustion with modulating boiler water temperature control without minimum return temperature.
• Boiler design with Thermostream technology for reliable operation without shunt pump and return temperature control.
• Water-cooled combustion chamber with low combustion chamber loading and hot gas routing in accordance with the three-pass principle.
• Boiler suitable for oil or gas.
• Unit versions with an pressure-jet oil and gas burner matched to the boiler for clean combustion and efficient energy utilization – AFUE's of 88%.
• Easy handling through delivery of the boiler block in sections.
• Optional assembly of the boiler block at the factory.
• Easy installation of third party burners with the aid of predrilled burner plates.

Advantages:

• Eliminates the need for bypass loop or shunt pump.
• Eliminates hot and cold spots in the boiler.
• Minimizes thermal stresses in each section.
• Allows operation at low return water temperatures without thermal shock concerns.
• Minimum supply temperature of 122° F with standard control.
• Ensures balanced water flow through all boiler sections.

Technology:

• Maintain minimum 122° F supply temperature with standard high temperature controls during burner operation within 10 minutes after burner starts up.
• No additional requirements for firing with 2-stage or full modulation burners (gas or oil).
• No minimum return water temperature and no minimum flow requirement.
• Boiler(s) shall not require return water temperature control or minimum flow condition.

Advantages:

• Designed to operate at any return water temperature.
• Full swing burner door for easy and quick, thorough cleaning.
• No refractory parts for reduced maintenance.
• Boiler fully serviced and cleaned from the front.
• Cast iron breaching for long life.
• Thermostream design increases efficiency and system reliability.
• High efficiency through full three-pass boiler design.
• No thermal shock as result of unique Thermostream boiler design.
• No minimum water temperature.
• Savings in overall equipment costs, installations and annual operating costs.
• High combustion and thermal efficiencies.

Technology:

• Maintain minimum 122° F supply temperature with standard high temperature controls during burner operation within 10 minutes after burner starts up.
• No additional requirements for firing with 2-stage or full modulation burners (gas or oil).
• No minimum return water temperature and no minimum flow requirement.
• Boiler(s) shall not require return water temperature control or minimum flow condition.

Advantages:

• Atmospheric gas boilers.
• Perfect for large residential and/or light commercial applications.
• Full 3-1/2" of thermal insulation for minimal standby heat losses.
• Offers low emissions with Premixed Burner Technology.
• Durable, quiet and efficient.

Technology:

• Stainless steel premixed burners.
• Low emissions with Premixed Burner Technology.
• Factory tested for natural gas operation.
• All models easily convert to propane.
• Complete burner tray is easily removed.
• Durable, quiet, efficient and designed for long life.

Advantages:

• Atmospheric gas boilers.
• Perfect for large residential and/or light commercial applications.
• Full 3-1/2" of thermal insulation for minimal standby heat losses.
• Offers low emissions with Premixed Burner Technology.
• Durable, quiet and efficient.

Technology:

• Stainless steel premixed burners.
• Low emissions with Premixed Burner Technology.
• Factory tested for natural gas operation.
• All models easily convert to propane.
• Complete burner tray is easily removed.
• Durable, quiet, efficient and designed for long life.

Advantages:

• Convenient standard solution.
• Convincing price/performance ratio.
• Low heat loss due to high-grade thermal insulation.

Technology:

• Hot water tank with two smooth tube internal coils for the connection of one solar thermal system and one boiler.
• Generously sized cleaning aperture for easy cleaning and maintenance.
• Corrosion protection system through the proven Buderus DUOCLEAN MKT thermoglazing and integral insulated magnesium anode (for the SM400).
• Low heat loss due to CFC-free thermal insulation.
• CFC-free insulating casing made from 50 mm thick rigid foam (SM300) or 4" thick CFC-free flexible foam casing (for the SM400).
• Approximately 40 gallon volume can be reheated by the boiler with the Logalux SM300 or 44 gallons with the Logalux SM400.
• Hot water tank also available in white.
• Tank capacity: 77, 103 and 130 gallons.

Advantages:

• Effective heat transfer through large heat transfer surfaces.
• Even temperature stratification without cold zones through favorable arrangement of the heat exchanger.
• Optional installation of a second indirect coil or an electric immersion heater.

Technology:

• Hot water tank as vertical version with integral smooth tube indirect coil.
• Indirect coil drawn right down into the lower section of the tank.
• Corrosion protection through DUOCLEAN MKT thermoglazing and magnesium anode.
• Thermal insulation made from 2" thick CFC-free rigid PU foam.
• Design matched to that of the Logano G125 and Logano plus GB125.
• Tank capacity: 42, 53 and 79 gallons.

Advantages:

• High hot water convenience, plus space-saving installation.
• Effective heat transfer through generously sized heat exchanger.
• Even temperature stratification without cold zones through favorable arrangement of the heat exchanger.
• Suitable for all potable water qualities (for total hardness levels below 2° dH on request).

Technology:

• Hot water tank as horizontal version with integral smooth tube indirect coil.
• Indirect coil drawn right down into the lower section of the tank.
• Corrosion protection through DUOCLEAN MKT thermoglazing and magnesium anode.
• Thermal insulation made from 2.5" thick CFC-free rigid PU foam.
• Tank capacity: 36, 42, 53 gallons.

Advantages:

• High hot water convenience, plus space-saving installation.

Technology:

• Hot water tank as vertical version with integral indirect coil.
• Corrosion protection through DUOCLEAN MKT thermoglazing and magnesium anode.
• Vertical in conjunction with the any Buderus boiler.
• Tank capacity: 32 gallons.

Advantages:

• Space-saving and easy to install combination of hot water and heating water buffer tanks.
• Low heat loss due to CFC-free thermal insulation.
• Optional connection of renewables (e.g. wood).
• Innovative Thermosiphon technology for stratified tank heating.
• For solar hot water heating and central heating backup.
• Suitable for the connection of 4 to 8 (PL750/2S) or 6 to 10 solar collectors (PL1000/2S)
• Optional connection of a fireplace insert with back boiler, a solid fuel boiler or a heat pump.

Technology:

• Combi tank comprising a buffer tank and internal hot water tank that reaches right into the lower section of the buffer tank and holds 79 gallons (40 gallons standby section).
• Patented heat transfer pipe (Thermosiphon) with indirect solar coil for stratified tank heating.
• Connections for boiler and heating circuits, plus hot water, cold water and hot water circulation.
• Corrosion protection of the hot water tank through Thermoglazing DUOCLEAN MKT and magnesium anode.
• 100 mm thick CFC-free flexible foam thermal insulation with PE jacket.

Advantages:

• Attractive price/performance ratio.
• High grade and robust technology.
• Long service life through stable fibreglass frame.
• High efficiency (77%) thanks to effective energy conversion.
• High light transmission ratio.
• Flexible installation: versions for installation on end and across are available.
• Easy installation: tested connection technology.

Technology:

• Solar safety glass with a light transmission ratio of up to 91%.
• Fibreglass frame protects against weather and mechanical influences.
• Copper strip absorber with proven black-chrome coating.
• TÜV-tested plug-in technology for easier connection of downstream components.
• Thermal insulation of the back panel for lower heat loss.
• Double meander enables improved heat transfer and consequently higher performance.

Advantages:

• Particularly efficient energy yield through innovative technology.
• Elegant design.
• May be used for solar water heating and central heating backup.
• Long service life through robust and weather-resistant fibreglass frame.
• Maximum efficiency (85.1%) thanks to maximum energy conversion.
• Flexible installation: installation on flat roofs and walls.
• Easy installation: roof integration or rooftop installation.
• Low weight.

Technology:

• Inert gas filling prevents condensation forming on the inside of the collector in the morning.
• Hermetically sealed to prevent the ingress of air and contaminants.
• Solar safety glass with a light transmission ratio of up to 91%.
• Fibreglass frame protects against weather and mechanical influences.
• Area absorber converts up to 97% of the insolation into heat.
• Double meander enables improved heat transfer and consequently higher performance.
• Thermal insulation of the back panel for lower heat loss.
• Solar flow for connection of the solar components downstream.
• Ultrasound-welded seams for minimum heat loss.