Navien Oil Combi Boiler

Navien oil combi boilers are some of the most efficient available.
They have stainless steel heat exchangers and come in internal
and external models.


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Navien Oil Combi Boiler

Are external oil boilers good? | Boilerhut

An oil combi boiler offers an efficient heating and hot water solution for homes without access to the mains gas grid. Navien’s advanced combi boiler technology ensures our oil boilers deliver robust heating and ample hot water across various property sizes.

These boilers from Navien are highly efficient and use a stainless steel heat exchanger to ensure lifelong efficiency. Blue Flame technology allows these boilers to burn hotter, ensuring that the fuel is burned fully, extracting its full potential. It also releases less emissions.

Navien LCB700 21kW Oil Combi Boiler
  • Price: £2,611
  • Efficiency: 93%
  • Warranty: 10 Years
  • Hot Water Flow: 14 l/min
  • Heat Output: 2.1 - 21kW
  • Internal Boiler
Navien LCB700 21kW External Oil Combi Boiler
  • Price: £2,921
  • Efficiency: 93%
  • Warranty: 10 Years
  • Hot Water Flow: 14 l/min
  • Heat Output: 2.1 - 21kW
  • External Boiler
Navien LCB700 28kW Oil Combi Boiler
  • Price: £2,914
  • Efficiency: 93%
  • Warranty: 10 Years
  • Hot Water Flow: 18 l/min
  • Heat Output: 2.8 - 28kW
  • Internal Boiler
Navien LCB700 28kW External Oil Combi Boiler
  • Price: £3,255
  • Efficiency: 93%
  • Warranty: 10 Years
  • Hot Water Flow: 18 l/min
  • Heat Output: 2.8 - 28kW
  • External Boiler
Navien LCB700 36kW Oil Combi Boiler
  • Price: £3,182
  • Efficiency: 93%
  • Warranty: 10 Years
  • Hot Water Flow: 20 l/min
  • Heat Output: 3.6 - 36kW
  • Internal Boiler
Navien LCB700 36kW External Oil Combi Boiler
  • Price: £3,316
  • Efficiency: 93%
  • Warranty: 10 Years
  • Hot Water Flow: 20 l/min
  • Heat Output: 3.6 - 36kW
  • External Boiler
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