Why Navien?
More than a boiler. A manufacturer that backs you and is always switched ON
Navien combines 45+ years of experience and innovative heating technology with straightforward installation, dedicated technical support, training, strong warranties and installer rewards.
Why installers choose Navien
Innovative products
Technology designed to solve real heating and hot-water challenges.
Easy installation
Products, manuals and technical resources designed with installers in mind.
Expert support
Access technical engineers when you need advice.
Training
Develop your Navien product knowledge through dedicated installer training.
Rewards
Earn Choice Plus points on eligible registered boilers.
Heating technology built around real customer needs
NCB ON technology.
Hot water prioritisation inside the boiler for rapid delivery and stable temperatures across multiple outlets
ON AI
Smart heating control that adapts to weather, usage and lifestyle to improve comfort and efficiency
NaviCirc
Preheated water recirculation through pipework to reduce waiting time and minimise waste.
Designed with installers in mind
Navien products are designed to make installation, commissioning and ongoing maintenance as straightforward as possible.
Manuals & Brochures
Installation and technical documentation is available on our website to help you find the information you need.
Installers App
Register to keep track of installations from one place.
Support before, during and after installation
Availability excluding bank holidays:
Get rewarded for installing Navien
Navien Choice Plus gets you straight to the points.
Earn rewards when eligible Navien oil and gas boilers are registered through the Navien Installer App.
Whether you redeem your points straight away or save them for something bigger, every qualifying installation can take you closer to your next reward.
Bank them or redeem them. It’s your choice.
Training and events
We host regular one-day installer training sessions to give you the opportunity to get hands-on with Navien products, understand the latest technology and build confidence in installation and commissioning.
Quality you can install with confidence
Quality first: Every Navien boiler undergoes a two-stage testing process involving both a highly advanced robot as well as a manual check from Navien operatives before leaving the factory.
45+
55
250
2M
12 Year Warranty
All Navien boilers are engineered for long term high performance. If a boiler is serviced regularly and breaks down within the warranty period, it’s our responsibility to repair or replace it. So all of our boilers come with a hassle-free guarantee of up to 12 years, which includes the repair and ongoing support of your product.