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Overview
The game-changing NCB700 combi gas boiler from Navien is the first product of its type capable of delivering hot water to three bathrooms simultaneously. Shattering all preconceptions of a combi boiler's suitability for large properties, the NCB700 cleverly maximises recirculation of domestic hot water (DHW) to significantly reduce water wastage and offer flow rates up to an industry-leading 22 litres per minute (at 35''C temperature rise).
- ASME- certified Stainless steel heat exchangers for optimum durability and long-term efficiencies
- 12-year warranty for complete peace of mind
- Flow rate of up to 17.2LPM(at 35''C temperature rise) & Built-in DHW recirculation pump for super-fast hot water delivery
- NaviCirc for simple set up of hot water return system
- State-of-the-art flow adjustment valve and auto mixing valve for superb hot water comfort
- Industry-leading turndown ratio of 10:1 for supreme efficiencies
- Easy to use digital display panel & Built-in pre-installed boiler set-up wizard
- Hydrogen-ready (20% blend) technology for future proofing
- High-efficiency ErP rating of 94%
- ErP A+ energy efficiency rating when used with single Smart Plus room thermostats (multizone heating)
Technical specification
Years Guaranteed12Width440 mmTypeGas Combi Boiler PackSolar CompatibleYesNox Class6Noise Level51Maximum Vertical Flue 125mm70MMaximum Vertical Flue 100mm21 MMaximum Horizontal Flue 100mm21MIncludesBoiler OnlyHeight695 mmHeat Output42 kWFuel TypeNatural Gas / LPGExternal or InternalInternalERP RatingADepth353 mmDHW Output Min and Max42.0/3.5DHW Output42DHW Flow Rate at 35 Degree Rise17.2CH Condensing Max Output37.1Boiler TypeCombiRange DescriptionNCB700Manufacturer Model NoPNCB7000042L001Brand NameNavien
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