Description

The Vaillant ecoTec plus 831 is a wall mounted combination condensing boiler, with a stylish look. This high-efficiency unit is suitable for open vent and sealed systems. The ecoTEC range has been created for easy installation and have small dimensions and a low weight for their class. 

 
Price Range

£912 – £1250

Pros

• LPG convertible
• SEDBUK A rated
• Built in expansion vessel of 10 litres
• Compact size and shape
• Suitable for vented and unvented cylinders.

Cons

• Clock/timer is optional and does not come standard.

Specifications

Type:	Combination
Output:	24 kW
Hot Water Flow Rate (L/min):	12
Clock/Timer:	Optional
Sedbuk Energy Efficiency Category:	A rated
Size (cm):	72 x 44 x 30
LPG Convertible:	Yes

BUYability Favourite Features

The Vaillant ecoTec plus 831 is engineered with the unit’s main system components built in. This means built in pump, expansion vessel, automatic air vent and bypass, and frost thermostat. We like this boiler because it comes with a 2 year guarantee, it is SEDBUK Band ‘A’ rated, this boiler comes with Vaillant’s ‘AquaComfort’ system. This gives instant hot water and a controlling system to ensure a constant hot water temperature. This system is energy efficient and kind to the environment which could lower your bills long term if you are upgrading from an old boiler.

BUYability Ratings

Features:
Installation:
Ease of Use:
Efficiency:
Power:
Emissions:

BUYability Rating 

The Vaillant ecoTec plus 831 an elite model with the features and dependability you expect from Vaillant. The single electronic circuit board allows for simplified commissioning and servicing.

Boiler Output Choices

Choose a model to suit your property

Model	Output	Typically Suitable for
ecoTEC plus 824	6.7 – 19.0kW	Small Flat
ecoTEC plus 831	8.7 – 24.0kW	Small House
ecoTEC plus 837	12.0 – 28.0kW	3 Bed Detached
ecoTEC plus 937	12.0 – 28.0kW	4-5 Bed Detached