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Home open vent boiler range

12, 15, 18, 25 and 30kW outputs

  • Cupboard fit – 600mm (H) x 375mm (W) x 280mm (D)
  • ErP 'A' Rated (93%) for the 18, 25 and 30kW models
  • High SAP efficiency of 89.3%
  • Modulation up to 1:5 for increased efficiency
  • High performance, long life aluminium alloy heat exchanger


The Home regular open vent boiler range is suitable for properties with high hot water demands and can be installed with your choice of Vaillant’s range of cylinders for hot water storage. Home is a light and easy to install boiler which benefits from being compact in size, making it suitable for cupboard-fit installations. The patented 4-sided cooling reduces stress on the aluminium heat exchanger, meaning long term reliability and a lower cost of ownership. The Home boiler range is supported by a choice of guarantees for the new homeowner and Vaillant’s UK wide spare parts availability offers further peace of mind.

Features and benefits

  • ErP 'A' Rated (93%)
  • Cupboard fit: 600mm (H) x 375mm (W) x 280mm (D)
  • High SAP efficiency of 89.3%
  • SAP performance up to 4% higher than a typical competitor reference
  • Modulation up to 1:5 for increased efficiency
  • Fully modulating low NOx burner
  • Two-way condensate trap for simplicity of commissioning
  • Fully modulating high-efficiency Grundfos pump
  • Fully compatible with all current Vaillant controls
  • Low lift weight



Home open vent boilersunit12kW 15kW 18kW 25kW 30kW
Article number  00100199250010019926001001992700100199280010019929
Casing dimensions (HxWxD)mm600 x 375 x 280600 x 375 x 280600 x 375 x 280600 x 375 x 280600 x 375 x 280
SEDBUK 2009/2012 annual efficiency%89.489.489.489.489.4
SEDBUK winter efficiency%90.490.490.490.490.4
SEDBUK summer efficiency%79.779.779.779.779.7
60/100 flue length      
Horizontal 10m10m10m10m10m
Vertical 10m10m10m10m10m

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Alternative products

Alternative products

ecoTEC plus 412, 415, 418, 424, 430 and 435

  • Rear flue option
  • Compact dimensions
  • Large backlit plain text display
  • Hand-built in our award-winning Derbyshire manufacturing plant
  • Guarantee up to 10 years available when you book a Vaillant Advance installer*