ecoTEC plus open vent boiler range

412, 415, 418, 424, 430 and 435kW outputs

  • Rear flue option
  • Compact dimensions
  • Large backlit plain text display
  • Removable side panels
  • Quiet Mark accredited

Overview

Extremely reliable and displaying all the in-built quality you’ve come to expect from Vaillant, the ecoTEC plus is clearly one of the best open vent solutions available today – Where homes utilize a traditional open-vented system to provide their heating and hot water, the ecoTEC plus open vent boiler is the ideal way to deliver exceptional energy efficient performance.

Available in six different outputs 12, 15, 18, 28, 30 and 38kW – ecoTEC plus open vent boilers are the most compact boilers ever developed by Vaillant. This kitchen-friendly design, along with excellent siting versatility and low lift weight ensure a quick and straightforward installation.

Features and benefits:

  • Highly efficient and economical to run – With up to an 89.2% efficiency rating (SAP 2009)
  • Compact and light weight – (600mm x 375mm x 340mm) Small footprint for excellent siting, flexibility and ease of installation including possibility of fitting into a kitchen cupboard
  • Push button programming – Makes usage straight forward and easy to use
  • Built-in-two-stage frost protection – To ensure optimal performance all year round
  • Push fit flue system – For greater installation flexibility
  • Compatible with all Vaillant controls - Flexible controls options which offer energy efficient solutions and the possibility of smart phone control, giving a total system solution, all available from one manufacturer
  • Wide modulation range of up to 1:6 – Ensuring low energy consumption and maximum efficiency
  • Quiet Mark accredited – Since launching in January 2012, Quiet Mark has significantly changed the way people and manufacturers view products. Vaillant's committed approach to product development has resulted in the ecoTEC plus range of open vent boilers being awarded the prestigious "Quiet Mark"
  • Rear flue option - Provides flexibility enabling installation of the boiler in virtually any situation
  • Large backlit plain text display - Delivers clear visibility in poor light conditions and easy reading of current boiler operation and status
  • Removable side panels - For increased accessibility during installation, routine maintenance and repair work
  • Impressive 5 year guarantee which is extended to 7 years for all Vaillant Advance Installers - For total peace of mind

Specifications

Specifications

ecoTEC plusUnit412415418424430435
 
Article number  001002122000100212210010021222001002122300100212240010015674
Heat exchanger type (material) AluminiumAluminiumAluminiumAluminiumAluminiumAluminium
Gas inlet connectionmm151515151515
Connections heating flow and returnmm222222222222
Connector expansion relief valve (minimum)mm151515151515
Flue size (concentric) mm60/100 boiler connection (80/125 available with adaptor) 60/100 boiler connection (80/125 available with adaptor) 60/100 boiler connection (80/125 available with adaptor) 60/100 boiler connection (80/125 available with adaptor) 60/100 boiler connection (80/125 available with adaptor) 60/100 boiler connection (80/125 available with adaptor)
Condensate drain (external diametre) mm21.521.521.521.521.521.5
Inlet gas working pressure (G20, natural gas)mbar202020202020
Maximum gas flow rate at 15°C
and 1013 mbar (based on
hot water generation, if
applicable), G20
m³/h1.91.92.73.23.83.8
Minimum gas flow rate at 15°C
and 1013 mbar (based on
hot water generation, if
applicable), G20
m³/h0.480.480.530.650.760.76
Approved flue type  C13, C33,
C43, C53
C13, C33,
C43, C53
C13, C33,
C43, C53
C13, C33,
C43, C53
C13, C33,
C43, C53
C13, C33,
C43, C53
NOx class 666666
SEDBUK SAP seasonal efficiency 2009%      
ErP rating Central HeatingAAAAAA
Boiler dimensions (WxHxD)mm375x600x320375x600x320375x600x320375x600x320375x600x320375x600x320
Weight (boiler only)kg232323232323
Nominal heat output
range of central heating at 50°C flow/30°C return
kW4.7 - 12.84.7 - 15.95.2 - 19.16.3 - 25.77.5 - 31.87.5 - 37.1
Nominal heat output
range of central heating at 80°C flow/60°C return
kW4.5 - 12.34.5 - 15.25.0 - 18.36.1 - 24.67.2 - 30.57.1 - 35.1
Maximum central heating inputkW12.315.318.424.730.635.7
Minimum central heating outputkW4.54.55.06.17.27.1
Maximum flow temperature°C757575757575
Adjustable flow temperature (default setting: 75°C)°C10 - 8010 - 8010 - 8010 - 8010 - 8010 - 80
Maximum working pressure (pms)bar3.03.03.03.03.03.0
Approx. Condensation volume at 50°C feed/30°C returnl/h1.231.531.842.473.063.57
Electrical supply voltageV / Hz230/50230/50230/50230/50230/50230/50
External fuse (slow) main voltageA222222
Standby electrical power
consumption
W222222
Protection class IP X 4DIP X 4DIP X 4DIP X 4DIP X 4DIP X 4D

Related Products

Related Products

VRC 470f

Wireless weather compensating programmable room thermostat

  • Wireless Installation receiver discreetly plugs into the fascia of the boiler for a clean and stylish finish. Without the need for a wiring harness
  • Clear, high contrast backlit display
  • Three heating and hot water time periods can be set for each week, day or over a 24 hour period
  • Using unique weather compensation the VRC 470f constantly monitors the temperature outside, adapting to optimise the boilers output for maximum efficiency and home comfort
  • Easy to use intuitive menu layout for setting heating and hot water time programmes

timeSWITCH 160

Controls

  • Compatible with all Vaillant system and heat only appliances
  • Two channel digital timer
  • Mounts directly into boiler fascia
  • Controls heating and domestic hot water timed programmes
  • Holiday function

Downloads

Alternative products

Alternative products

ecoFIT pure open vent boiler

412, 415, 418, 425, 430 and 435 outputs

  • Compact, cupboard fit solution
  • Top and read flue options
  • Easy installation and maintenance