Find me Search Help Login Sites Contact Home About us Sustainability Products Services Case studies News and media Tools & resources Blocks Aggregate and aerated concrete blocks Home Products Blocks Tarmac are the UK’s leading blocks supplier Location Finder U-value calculator Product support Get a quote Our range of aggregate, dense and lightweight blocks are used across UK house building to offer reliability, quicker build times, higher thermal performance and to comply with Part L Building Regulations. Specialist blocks BBX are designed to provide dual protection against blast and ballistic threat, uniquely achieving C15 blast resistance and BR7 ballistic resistance. The Range includes Durox, Toplite, Topcrete, Hemelite, and BBX. With unique combinations of thermal, acoustic and structural performance benefits, we have the block solution to suit every project. Blocks range Aircrete blocks Lightweight Aerated concrete blocks versatile for a wide variety of applications. Aggregate blocks Building blocks designed with dense aggregate to create durable long lasting concrete blocks. BBX Blast and ballistic BBX is a construction system which provides dual protection against blast and ballistic threat. Concrete blocks See our full range of high quality medium, dense and lightweight concrete blocks Search all blocks U-value calculator Calculate the thermal performance of varying wall configuration with our U-value calculator Our U-value calculator Aircrete and aggregate blocks Durox Aircrete Blocks, Toplite Aircrete Blocks, Hemelite, Lightweight Aggregate Blocks, Topcrete Dense Aggregate Blocks, Leading supplier of blocks for house building and home improvements. From new housing to urban retail developments. Tarmac has a complete range of market leading aggregate and aircrete blocks. Our national network of manufaturing sites delivers in excess of 10 million HME per annum. Our range of aggregate, dense and lightweight blocks are used across UK house building to offer reliability, quicker building times, higher thermal performance and to comply with Part L Building Regulations. Specialist blocks BBX are designed to proide dual protecton against blast and ballistic threat, uniquely achieving C15 blast resistance and BR7 ballistic resistance. The range includes Durox, Toplite, Topcrete, Hemelite, and BBX. With unique combinations of thermal, acoustic and structural performance benefits, we have the block solution to suit every project. Search all blocks Our highly qualified technical team is always on hand to ensure that customers receive the very best guidance and advice through every step of the build programme. Whether it’s assessing energy efficiencies, calculating U-values, advice on minimising thermal bridging or simply selecting the right block for any project, our technical team are more than happy to help. Sort by: Default order Applications: All Use Benefits: All All Filters TOPLITE STANDARD Aerated concrete blocks – TOPLITE Standard Used below ground in foundation walls, in suspended beam and block floors and all types of internal and external walling situations. It provides many benefits for specifiers and contractors, making it the natural choice where blockwork is specified. View product TOPLITE FOUNDATION Aerated concrete foundation blocks - TOPLITE Foundation Toplite foundation blocks are used below ground in soils up to Class DS-3 sulphate level View product TOPLITE FLOOR BLOCKS Aerated concrete floor blocks – TOPLITE Floor Blocks Floor blocks are suitable for use in suspended ground and internal floors in conjunction with precast concrete beams View product TOPLITE COURSING BRICKS Aerated concrete coursing units - TOPLITE Coursing Units Coursing units are designed for use with a range of Toplite blocks, to avoid thermal bridging and minimise waste. View product TOPCRETE STANDARD Dense Concrete Block Topcrete standard are a dense aggregate block used for a wide a wide range of building applications where durability and strength are required. View product TOPCRETE RPW Dense Concrete block Residential party wall concrete blocks are designed for the construction of solid masonry separating walls in residential buildings such as hotels and student accommodation. View product 1 2 3 Contact Enter your location to contact your local Tarmac team: Find me Back to top About us Careers Innovation Logistics Supply chain Health & safety Our company Our people Sustainability Products Aggregates Asphalt Blocks Building Products Cement Concrete Lime & Powders Mortar Packed Highways Pozament Sand Screed Soils Specialist Products Services Contracting Civil engineering Business partnership National Road Planing Asset management Asphalt2Go collect asphalt Collect concrete Minimix - concrete delivery Mobile concrete plants Safetydeck News & Media Latest news News Archive Media contact Video Customers & Suppliers Trucks for sale Contract hauliers CE marking Contractors database Policies & reports Modern slavery statement Tools & Resources Contact us Location Finder Help Downloads Connect Portal BIM Library Cookies policy Terms and conditions Terms of use Privacy statement Sitemap Tarmac © 2021