The Baxi 400 Heat has no need for a pump overrun or permanent live to save time during installation. This boiler can be installed on open vent or sealed systems and has an optional in-case rear flue for a neater installation.
![Baxi 400 Heat Only Boiler](https://edge.sitecorecloud.io/bdrthermea1-platform-production-864a/media/Project/BaxiUK/BaxiUK/Images/Homeowner/Products/Boilers/baxi-400-heat.png?h=1280&iar=0&w=1280)
Features and Benefits
Product Literature
Installation and Service Manuals
User Guides
Specification Guides
Technical Specifications
Product Fiche
Energy Labels
![Baxi Heat Only Boiler Dimensions](https://edge.sitecorecloud.io/bdrthermea1-platform-production-864a/media/Project/BaxiUK/BaxiUK/Images/Homeowner/Products/Boilers/baxi-heat-boilers-dimensions.png?h=1280&iar=0&w=1280)
Dimensions
A: Boiler Width = 370mm
B: Boiler Height = 625mm
C: Boiler Depth = 270mm
D: Side Clearance = 5mm
E: Upper Clearance = 190mm
F: Lower Clearance = 120mm
G: Front Clearance = 5mm in operation (500mm for servicing)
Contact your ASM
If you are a merchant or installer, your local Baxi representative is here to help.
More Information
![Baxi combi Boiler - deconstructed](https://edge.sitecorecloud.io/bdrthermea1-platform-production-864a/media/Project/BaxiUK/BaxiUK/Images/Professional/Products/Boilers/baxi-combi-boiler-deconstructed.jpg?h=853&iar=0&w=1280)
Baxi Genuine Parts
Whether you are working on an installation, repair or service, Baxi Genuine Parts are guaranteed for quality, reliability and safety. Start here to find the parts you need.
![Baxi Boiler Training - Open Boiler 3](https://edge.sitecorecloud.io/bdrthermea1-platform-production-864a/media/Project/BaxiUK/BaxiUK/Images/Professional/Training/baxi-training-boiler-open-3.jpg?h=853&iar=0&w=1280)
Product Training
Our training courses are held in our state-of-the-art training centres, several with CIPHE approval, by experienced, qualified engineers who know what the job is like.
![Baxi Boiler Training Controls](https://edge.sitecorecloud.io/bdrthermea1-platform-production-864a/media/Project/BaxiUK/BaxiUK/Images/Professional/Training/baxi-training-boilers-controls.jpg?h=853&iar=0&w=1280)
Error Codes for Baxi Boilers
If a boiler develops a problem, it will display an error code. We explain the most common error codes here.
![Baxi Works App](https://edge.sitecorecloud.io/bdrthermea1-platform-production-864a/media/Project/BaxiUK/BaxiUK/Images/Professional/Services/baxi-works-promo.png?h=395&iar=0&w=705)
Baxi Works
Baxi Works is our installer loyalty scheme, designed to prioritise you,support you and reward you for choosing Baxi.