Compare Models

Model name Main Eco Elite
Combi		 Main Eco Elite
System
Picture  main-eco-elite  main-system
Features Unit 25 Unit 24
User Interface
Concealed user controls Yes Yes
On/off switch with reset Yes Yes
User adjustable DHW temperature Yes Yes
User adjustable CH temperature Yes Yes
LED status/temp/fault display 3 LEDs/2 digits 3 LEDs/2 digits
Integral 24 hour electro-mechanical timer Standard N/A
Gas
Natural gas Yes Yes
SAP 2009/2012 annual efficiency (PCDB/SEDBUK) “A” class 89% 89%
NOx class- best in class 5 5
ErP product information
Sound Power Level, Indoors 50 dB 48 dB
Space Heating Efficiency Class A A
Declared Water Heating Load Profile XL N/A
Water Heating Efficiency Class A N/A
Electrical
Electrical supply 230/50Volts/Hz 230/50Volts/Hz
Mechanical
Compartment ventilation requirement None None
Integral automatic bypass Yes Yes
Hydraulic
Pre-piping kit Yes Yes
Twin pipe flue system Yes Yes
Weights
Max installation lift weight 45 kg 42 kg
Gross packaged boiler weight 51 kg 48 kg
Model name Main Heat 12 Main Heat 24
Picture  heat only  heat only
Features Unit 12 Unit 18
User Interface
Concealed user controls Yes Yes
On/off switch with reset Yes Yes
User adjustable DHW temperature N/A N/A
User adjustable CH temperature N/A N/A
LED status/temp/fault display Yes Yes
Integral 24 hour electro-mechanical timer N/A N/A
Gas
Natural gas Yes Yes
SAP 2009/2012 annual efficiency (PCDB/SEDBUK) “A” class 89% 88%
NOx class- best in class 5 5
ErP product information
Sound Power Level, Indoors 38 dB 52 dB
Space Heating Efficiency Class A A
Declared Water Heating Load Profile N/A N/A
Water Heating Efficiency Class N/A N/A
Electrical
Electrical supply 230/50Volts/Hz 230/50Volts/Hz
Mechanical
Upward piping route Yes Yes
Integral automatic bypass N/A N/A
Hydraulic
Pre-piping kit N/A N/A
Compartment ventilation required No No
Weights
Max installation lift weight 26 kg 26 kg
Gross packaged boiler weight 36 kg 36 kg
Model name Main Eco Elite
Combi		 Main Eco Elite
System
Picture  main-eco-elite  main-system
Features Unit 30 Unit 28
User Interface
Concealed user controls Yes Yes
On/off switch with reset Yes Yes
User adjustable DHW temperature Yes Yes
User adjustable CH temperature Yes Yes
LED status/temp/fault display 3 LEDs/2 digits 3 LEDs/2 digits
Integral 24 hour electro-mechanical timer Standard N/A
Gas
Natural gas Yes Yes
SAP 2009/2012 annual efficiency (PCDB/SEDBUK) “A” class 89% 89%
NOx class- best in class 5 5
ErP product information
Sound Power Level, Indoors 50 dB 48 dB
Space Heating Efficiency Class A A
Declared Water Heating Load Profile XL N/A
Water Heating Efficiency Class A N/A
Electrical
Electrical supply 230/50Volts/Hz 230/50Volts/Hz
Mechanical
Compartment ventilation requirement None None
Integral automatic bypass Yes Yes
Hydraulic
Pre-piping kit Yes Yes
Twin pipe flue system Yes Yes
Weights
Max installation lift weight 45 kg 42 kg
Gross packaged boiler weight 51 kg 48 kg
Model name Main Heat 15 Main Heat 28
Picture  heat only  heat only
Features Unit 15 Unit 28
User Interface
Concealed user controls Yes Yes
On/off switch with reset Yes Yes
User adjustable DHW temperature N/A N/A
User adjustable CH temperature N/A N/A
LED status/temp/fault display Yes Yes
Integral 24 hour electro-mechanical timer N/A N/A
Gas
Natural gas Yes Yes
SAP 2009/2012 annual efficiency (PCDB/SEDBUK) “A” class 89% 88%
NOx class- best in class 5 5
ErP product information
Sound Power Level, Indoors 38 dB 52 dB
Space Heating Efficiency Class A A
Declared Water Heating Load Profile N/A N/A
Water Heating Efficiency Class N/A N/A
Electrical
Electrical supply 230/50Volts/Hz 230/50Volts/Hz
Mechanical
Upward piping route Yes Yes
Integral automatic bypass N/A N/A
Hydraulic
Pre-piping kit N/A N/A
Compartment ventilation required No No
Weights
Max installation lift weight 26 kg 26 kg
Gross packaged boiler weight 36 kg 36 kg