High quality, modern technology and advanced design combined with German know-how and 140 years of experience. This is the Vaillant Eco Tec Intro VUW 18/24-1 wall-mounted condensing gas boiler for heating and domestic hot water.
-High quality condensing gas boiler for heating and hot water production
-Quick and easy installation (low weight and small dimensions)
-Easy and proper maintenance due to well designed components
-Integrated system with stainless steel primary exchanger, 8lt expansion tank, & DHW direct production system with three-way, plate exchanger, etc.
- eBUS system
-LCD screen for operating indications with touch buttons
-HEP Circulator
-Pneumatic gas valve
-Possibility of operation with liquid gas.
-Plenty of accessories.
The package includes equipment: Flue set-concentric pipe Φ 60/100.
specifications
Space heating energy efficiency: A
Seasonal space heating energy efficiency: 92%
Domestic hot water load profile: XL
Energy efficiency for hot water heating: A
Nominal heating output at 80/60°C: 6.9-23.9kW
Nominal heating output at 50/30°C: 7.7-25.9kW
Domestic hot water output: 28kW
HEATING
Heating water temperature range: 30-75°C
Maximum heating circuit pressure: 3 bar
Heating water supply (ΔT=20K): 1029 l/h
HOT WATER
Minimum hot water supply: 1.7lt/min
Hot water supply (ΔT=30K): 13.5 lt/min
Maximum allowable water circuit pressure: 10 bar
Required minimum pressure: 0.3 bar
Water temperature range: 35-55°C
general elements
Gas connection: 1/2"
Heating connection: 3/4"
Water connection to the device: 3/4"
Flue/vent connection: 60/100mm concentric (optionally 80/125 concentric)
Nominal efficiency at 30%: 108.2%
NOx category: 6
Dimensions H/W/D: 625/400/270 mm
Weight: 26.5 kg
Electrical connection: 230/50 V/Hz
Water/dust protection: IPX5