High quality, modern technology and advanced design combined with German know-how and 140 years of experience. This is the Vaillant Eco TEC Pro wall-mounted gas condensing boiler for heating and domestic hot water.
The ecoTEC Pro boiler with its innovative condensing technology achieves a degree of efficiency that far exceeds the limits of conventional heating devices. With a rate of return of up to 109% it guarantees the best use of your money. In addition, it can be used for the production of domestic hot water, directly from the device, due to the secondary plate heat exchanger it has, but also can be combined with the existing solar water heater.
High quality condensing gas boiler for heating and domestic hot water production
Quick and easy installation (low weight and small dimensions)
Easy and correct maintenance due to well-designed components and their ergonomic placement
High energy efficiency
Great comfort in terms of heating and hot water supply
Works with all Vaillant thermostats and compensations
Works with Vaillant's renewable energy products
For optimal energy efficiency in heating, it is recommended to use a Vaillant controller - compensation (VRC 450, VRC 470 etc.)
The package includes equipment: Flue set-concentric pipe Φ 60/100.
specifications
Nominal heating output at 80/60°C: 5.4-23.1kW
Nominal heating output at 50/30°C: 5.7-25.0kW
Domestic hot water output: 23kW
HEATING
Heating water temperature range: 30-80°C
Maximum heating circuit pressure: 3 bar
Heating water supply (ΔT=20K) with 2.5mm water column: 796 l/h
HOT WATER
Minimum water supply: 2 l/min
Hot water supply (ΔT=30K): 11 l/min
Maximum allowable water circuit pressure: 10 bar
Required minimum pressure: 0.35 bar
Water temperature range: 35-65°C
general elements
Gas connection: 15mm
Heating connection: 22mm
Domestic water connections on the device: G 3/4"
Flue/air duct connection: 60/100mm concentric - optionally 80/125 concentric
Nominal efficiency at 30%: 109.4 %
NOx category: 6
Dimensions H/W/D: 720/440/338 mm
Weight: 33.5 kg
Electrical connection: 230/50 V/Hz
Water/dust protection: IPX4D