H+H - Your Partner in Wall Building H+H is the UK’s leading manufacturer of aircrete systems, including Celcon Blocks. Our range of aircrete products provides a building solution to meet the performance requirements of modern buildings including homes, hospitals, schools, offices and industrial buildings, with the reassurance of durability to last a lifetime. Watch this video for a behind-the-scenes look at ‘the home of Celcon Blocks’. See inside our Borough Green factory to find out how H+H aircrete blocks are manufactured and processed for delivery to your site. H+H is the UK’s leading manufacturer of aircrete products, including our Celcon Blocks, made to meet modern construction performance requirements. You can find useful resources and detailed technical information on the H+H website https://www.hhcelcon.co.uk/. For further details or support, please contact H+H at info@hhcelcon.co.uk.