Building a Home Together with Celcon Blocks from H+H UK
So you want a comfortable, flexible, resilient home that will last your lifetime and beyond?
We believe that the best performing homes are built from masonry and that our aircrete blocks provide the perfect solution for your self-build project.


In over 90% of the new houses built in the UK each year the supporting structure is built from masonry.
Whether the exterior finish is brick, render or wooden cladding, when it comes to the structure, masonry is overwhelmingly the preferred choice. You can’t see it when the building is finished, but that grey block provides the silent strength for your lifetime home.
You only build a lifetime home once
You will have a thousand decisions to make –
Let us help you with the first one!
Futureproofed Kitchen Extension
Charlotte and her family decided to add a rear extension to their Edwardian terraced home in Wimbledon to create more indoor space with added warmth and sound insulation. The use of Celcon Blocks has also facilitated the potential for building up one storey on the extension at a later date.Modern Kitchen Extension
Cameron and Claire decided to extend into the side return of their Victorian home to create a spacious kitchen diner. Built using H+H Celcon Blocks the extension has made the house noticeably warmer and improved the sound insulation.Passivhaus Design
The single-storey contemporary home is designed in a graceful curve around a giant lime tree that dominates the site. A combination of timber and brick faced walls combined with large areas of glazing that let the sunlight flood in and every room is an individual shape with organic curves and slopes characterising the walls and…


