H+H UK Limited is Britain’s largest manufacturer of aircrete products. Leading the field in research and development it has helped transform aircrete into the versatile building material of today. The core activity of the international H+H Group is the manufacture and sale of building materials, in particular aircrete, supplemented by know-how and advice on building materials and building technology. The products are sold as system solutions for solid aircrete buildings and as separate materials in the form of blocks, wall and floor components and multi-slabs for interiors.
Company information
Aircrete was conceived as an environmentally friendly
product and its manufacture and application...
Product catalogue
This guide has been carefully designed with an emphasis on the practical use and application of H...
Product catalogue
Celcon Foundation blocks are used in a range of thicknesses below DPC level. Offering excellent t...
Coursing units
Aerated autoclaved concrete coursing units suitable for use with standard blocks.

F10 Brick/ block walling
Aircrete, lightweight, easy to cut with hand tools
Celcon Block High Strength Grade
Celcon Block Solar Grade
Celcon Block Standard Grade
Celcon Block Super Strength Grade
Celcon Foundation Block
H+H UK Ltd is certified to the following Quality Assurance schemes/standards:
BBA Certificate 01/3816 – Celcon aircrete blocks and thin-joint system
BBA Certificate 05/4275 – Celcon standard blocks for floor infill
BBA Certificate 90/2467 – Celcon standard blocks (for floor infill)
H+H UK Ltd provides goods and services in the following areas:
Celfix Thin-Joint Mortar
Foundation Blocks
Jumbo Blocks
Multi Plates
Solar Grade
Standard Grade