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Vaillant ecoTEC Plus 430 Open Vent 30kW Gas Boiler ErP

£1,169.90 excl. VAT

  • Open Vent Boiler, 30 kW
  • The Vaillant ecoTEC Plus 430 Open Vent 30kW Gas Boiler ErP  comes with standard 2 year guarantee, can be upgraded to a 5 year warranty when registered by a Vaillant Advance installer
  • Option to purchase extended warranty up to 10 years when registered by an Advance installer
  • You need a horizontal or vertical flue pipe? a filter, a thermostat for your boiler? contact us
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The Vaillant ecoTEC Plus 430 Open Vent 30kW Gas Boiler is an 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.

Buy Vaillant ecoTEC Plus 30kW Gas Boiler

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 of the Vaillant ecoTEC Plus 430 Gas Boiler:

  • 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

Some more features …

  • 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

Vaillant logo, Vaillant Boilers, Vaillant Gas Boilers

Founded in Remscheid 140 years ago, the Vaillant Group today supplies innovative hot water, room heating and cooling solutions to countries all over the world. Our company develops high-efficiency products that save energy, conserve resources and enhance people’s quality of living. The Vaillant Group is a global market and technology leader in the fields of heating, ventilation and air-conditioning technology. For 140 years, we have been following a strategy designed to achieve sustainable and profitable growth. Join our ZERO Home Bills Community. The best gas, lpg and multi fuel boilers from NASDAQ, Bloomberg and Fortune 500 listed manufacturers. Central heating components at best price; suitable for all weather conditions. 

Related links to the Vaillant 30kW Gas Boiler :

Additional information

Weight 23 kg
Dimensions 37.5 × 32 × 60 cm
Product Category

Boilers, Gas Boilers, HEATING AND COOLING, Regular Boiler



Rated Power (W/kW)

30 kW

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Vaillant ecoTEC Plus 430 Open Vent Boiler ErP

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ecoTEC plus Unit 12kW 15kW 18kW 24kW 30kW 35kW
Article number 0010021220 0010021221 0010021222 0010021223 0010021224 0010015674
Heat exchanger Aluminium Aluminium Aluminium Aluminium Aluminium Aluminium
Gas inlet connection mm 15 15 15 15 15 15
Connections heating flow and return mm 22 22 22 22 22 22
Connector expansion relief valve (minimum) mm 15 15 15 15 15 15
Flue size (concentric) mm 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) 60/100 boiler connection (80/125 available with adaptor)
Condensate drain (external diametre) mm 21.5 21.5 21.5 21.5 21.5 21.5
Inlet gas working pressure (G20, natural gas) mbar 20 20 20 20 20 20
Maximum gas flow rate at 15°C and 1013 mbar (based on hot water generation, if
applicable), G20
m³/h 1.9 1.9 2.7 3.2 3.8 3.8
Minimum gas flow rate at 15°C and 1013 mbar (based on hot water generation, if
applicable), G20
m³/h 0.48 0.48 0.53 0.65 0.76 0.76
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 6 6 6 6 6 6
SEDBUK SAP seasonal efficiency 2009 %
ErP rating Central Heating A A A A A A
Boiler dimensions (WxHxD) mm 375 x 600 x 320 375 x 600 x 320 375 x 600 x 320 375 x 600 x 320 375 x 600 x 320 375 x 600 x 320
Weight (boiler only) kg 23 23 23 23 23 23
Nominal heat output
range of central heating at 50°C flow/30°C return
kW 4.7 – 12.8 4.7 – 15.9 5.2 – 19.1 6.3 – 25.7 7.5 – 31.8 7.5 – 37.1
Nominal heat output
range of central heating at 80°C flow/60°C return
kW 4.5 – 12.3 4.5 – 15.2 5.0 – 18.3 6.1 – 24.6 7.2 – 30.5 7.1 – 35.1
Maximum central heating input kW 12.3 15.3 18.4 24.7 30.6 35.7
Minimum central heating output kW 4.5 4.5 5.0 6.1 7.2 7.1
Maximum flow temperature °C 75 75 75 75 75 75
Adjustable flow temperature (default setting: 75°C) °C 10 – 80 10 – 80 10 – 80 10 – 80 10 – 80 10 – 80
Maximum working pressure (pms) bar 3.0 3.0 3.0 3.0 3.0 3.0
Approximate condensation volume at 50°C feed/30°C return l/h 1.23 1.53 1.84 2.47 3.06 3.57
Electrical supply voltage V / Hz 230/50 230/50 230/50 230/50 230/50 230/50
External fuse (slow) main voltage A 2 2 2 2 2 2
Standby electrical power
W 2 2 2 2 2 2
Protection class IP X 4D IP X 4D IP X 4D IP X 4D IP X 4D IP X 4D

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