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Last updated: 11th July, 2023

Reviews

Navien Boiler Reviews And Prices

Navien Boiler Reviews And Prices

Navien boilers are extremely efficient without breaking the bank in terms of unit boiler price. Here, we are going to discuss some of the top boilers from their collection, reviewing key features and price ranges.

KyungDong Navien was founded in 1978, South Korea, and has since gone on to become global titans of the design and exportation of HVAC (Heating, Ventilation and Air Conditioning) with massive custom in Europe, China, and the UK.

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The main Navien manufacturing plant in South Korea is actually the world’s largest, and has an annual turnover of nearly 2million boilers per year.

Check out our detailed review of the 2023 Navien NCB 300 boiler!

NCB CE Combi Boiler

With an outstanding performance in terms of efficiency, and a wide availability across four kW outputs, the NCB CE is also water resistant to a rating of IXP5 and gives off very low NOx emissions.

Available outputs

24kW, 28kW, 34kW, 40kW

Energy efficiency

A - 94%

Flow rate L/min

9.9, 11.5, 13.9, 16.4

Dimensions

440 (w) x 358 (d) x 695mm (h) - 24/28


440 (w) x 408 (d) x 695mm (h) - 34/40

Key Features

  • Extended venting, upto 20m allowing flexible installation

  • Stainless steel heat exchangers offering premium durability and performance

  • 3 Zone ready with Smart Plus control pack

  • Smartphone compatible allowing for remote adjustment

  • Smart weather forecasting and Geofencing

Price Range (not inc. installation) - £740 - £980

For a more detailed review on the Navien NCB 300, check out our 2023 model guide!

NCB700 ON Combi Boiler

The Most Powerful Navien combi, the NCB700 is capable of delivering hot water to three bathrooms at once, a task ordinarily beyond the standard parameters of a combination boiler. The intelligent recirculation of water enables this boiler to reduce water waste at the same time as offering high flow rates.

Available outputs

42kW, 54kW

Energy efficiency

A - 94%

Flow rate L/min

20.1, 25.8

Dimensions

440 (w) x 335 (d) x 695mm (h) 

Key Features

  • Hydrogen ready

  • Industry leading turndown ratio of 15:1 for premium efficiency

  • Integrated DHW recirculation pump

  • NaviCirc for simple set up of hot water return system

Price Range (not inc. installation) - £1,379 - £1,763

NCB500 ON Combi Boiler

This compact Navien combi provides an excellent supply of water and a range of flexible installation options. Dubbed the perfect ‘all rounder’ by Navien, the NCB500 blends state of the art function with unrivalled reliability.

Available outputs

37kW, 41kW

Energy efficiency

A - 93%

Flow rate L/min

18, 20

Dimensions

440 (w) x 283 (d) x 680mm (h) 

Key Features

  • Easy to use built in digital display panel

  • Industry leading flow adjustment valve and auto mixing valve

  • Compact dimensions for easy install in a standard kitchen cupboard

  • Hydrogen ready

 Price Range (not inc. installation) - £1,150 - £1,234

NCB-CE System boiler 

The Navien NCB-CE System boiler has four kW output sizes, ensuring you never have to compromise your home’s heating and is as equally impressive as its combi namesake. The NCB System features many of the same talking points as the combi model including A rated efficiency and smart weather forecasting. 

Available outputs

20kW, 24kW, 28kW, 33kW

Energy efficiency

A - 94% 

Dimensions

440 (w) x 358 (d) x 695mm (h) - 20/24

440 (w) x 408 (d) x 695mm (h) - 28/33

Key Features

  • Smartphone compatible to allow remote adjustment

  • IPX5 water resistance

  • Smart weather forecasting and Geofencing to maximise efficiency and functionality

 Price Range (not inc. installation) - £719 - £942

Getting A new boiler with iHeat

At iHeat we stock a massive range of sleek new combi and system boilers, designed to save space and perform at the highest level. With sizes to fit any property, now might be the perfect time to replace an old boiler and upgrade to an efficient combi or powerful system.

Get a free, instant, fixed price quote on our range, with next day Gas Safe installation available, getting a new boiler has never been so easy!

If you would like to read more about the brand range, check out our detailed review of the Navien NCB 300 2023 boiler.

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