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Vaillant ecoTEC Plus 412 (ErP) Open Vent Boiler, Quick-List

Current Quick List Price

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The ecoTEC Plus 412 high efficiency heat only boiler is one of the most compact and versatile boilers ever developed by Vaillant. Easy to install and operate, its the ideal upgrade solution for a traditional open-vented heating system providing fantastic efficiency levels and high performance, with great usability.

  • Compact dimensions and stylish design
  • Excellent siting versatility and easy installation
  • Push button programming for ease of use
  • Comprehensive status and diagnostic information
  • Built-in two stage frost protection
  • Compatible with the full range of Vaillant accessories
  • Standard 5 year warranty extended to 7 years when installed by a Vaillant Advance Installer
Manufacturer Product Number
Manufacturers Warranty
7 Years (Subject to Manufacturers T&C's)
Mr CH's Warranty advice
Warranty Terms and Conditions
Boiler Model
ecoTEC Plus
Boiler Type
Conventional/Heat Only Boiler
Fuel Used
Natural Gas
Boiler CH Output (Kw)
Boiler CH Output (BTU)
Boiler Height
Boiler Width
Boiler Depth
Energy Efficiency
ErP Heating Rating
A Rated for Heating
Customer Questions
What are the internal and external sizes of the BoilerBox

Inner - 76.8cm L x 57cm W x 41.5cm H - Outer - 80cm L x 60cm W x 44.5cm H

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Grouped product items
Vaillant ecoTec Plus 412 (ErP) Open Vent Boiler Only
£826.26 £688.55
+ -
Vaillant Standard Horizontal Flue c/w Elbow and Terminal
£90.97 £75.81
+ -
Vaillant Vertical Flue Terminal
£119.02 £99.18
+ -
Vaillant Adjustable Pitched Roof Tile
£24.29 £20.24
+ -
Vaillant Flat Roof Penetration Collar
£24.29 £20.24
+ -
Vaillant 45 Degree Flue Bends (Pack Of 2)
£68.06 £56.72
+ -
Vaillant 87 Degree Flue Bend
£38.30 £31.92
+ -
Vaillant 470 mm Flue Extension
£31.81 £26.51
+ -
Vaillant 970 mm Flue Extension
£45.83 £38.19
+ -
Vaillant 1970 mm Flue Extension
£82.76 £68.97
+ -
Vaillant White Variable Termination Kit
£64.30 £53.58
+ -
Vaillant 1 Metre White Variable Termination Extension
£15.61 £13.01
+ -
Vaillant 87 Degree White Variable Termination Bend
£16.08 £13.40
+ -
Vaillant 45 Degree White Variable Termination Bends (Pack Of 2)
£24.29 £20.24
+ -
Vaillant Black Variable Termination Kit
£64.30 £53.58
+ -
Vaillant 1 Metre Black Variable Termination Extension
£15.73 £13.11
+ -
Vaillant 87 Degree Black Variable Termination Bend
£16.08 £13.40
+ -
Vaillant 45 Degree Black Variable Termination Bends (Pack Of 2)
£24.29 £20.24
+ -
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Current Quick List Price

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