Vaillant Ecotec+ 835 Combi Boiler
Product code: 114660
The ecoTEC plus high efficiency boiler range uses premium components for outstanding performance, quality, reliability and efficiency, the very best in home heating.
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Product details
- Boiler Type: Combi
- Depth: 372 mm
- Height: 720 mm
- Width: 440 mm
- Maximum Horizontal Flue 100mm: 5.5 m
- Maximum Horizontal Flue 125mm: 32 m
- Maximum Vertical Flue 100mm: 8 m
- Maximum Vertical Flue 125mm: 34 m
- External or Internal: Internal
- DHW Output: 35 kW
- DHW Response 1m from Tap: 5 Secs
- DHW Flow Rate at 35 Degree Rise: 14.3 ltrs / min
- DHW Output Min and Max: 35 kW
- SEDBUK SAP 2009 Rating: 91.51%
- SEDBUK SAP 2005 Rating: A
- CH Condensing Max Output: 30.4 kW
- Heat Output: 35 kW
- Fuel Type: Natural Gas
- Includes: Boiler Only
- Noise Level: 46 dB
- Nox Class: 5
- Solar Compatible: Yes
- Type: Boiler
- Years Guaranteed: 5
- Registered with the Energy Savings Trust: Yes
- Manufacturer Model No: 10021822
- Brand Name: Vaillant
Features & benefits
- Patented stainless steel main and secondary heat exchanger
- Fully modulating low NOx burner and fan
- Manual pressure gauge
- Instant hot water delivery in just 5 seconds
- Wide modulation range of up to 1:6
- Flame lift detection system
- Stylish contoured case design with down flap
- Built-in-two-stage frost protection
- Quiet Mark accreditation
- Compatible with auroTHERM air to water heat pump hybrid system