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Concrete Blocks and Block Paving Manufacturer

Thomas Armstrong (Concrete Blocks) Ltd is the leading privately owned concrete block and block paving manufacturers across the North of England. We manufacture a comprehensive range of high-quality masonry building blocks and block paving products.
Autoclaves for the production of our Airtec Aerated Concrete Blocks at our Catterick Block Plant, North Yorkshire

Part of the Thomas Armstrong Group, Our products are compliant to the latest technical and environmental standards for use in foundation, internal, acoustic separating and thermally insulating walls as well as permeable paving solutions for driveways.

With multiple offices and factories located across the North of England, our comprehensive concrete block product range features high quality Lightweight Aggregate Blocks, Dense Concrete Blocks and Airtec Aerated Concrete Blocks for various building requirements within commercial and residential developments.

Our Block Paving range features 'The Armstrong Range' and 'The Lakeland Range' including kerbs and accessories with a 25-year guarantee.

Thomas Armstrong Group also continues to strengthen its position with multi-million-pound investments across our block production plants as well as the acquisitions of various companies.

Our Product Range

Thomas Armstrong (Concrete Blocks) we manufacture a comprehensive range of high-quality masonry building blocks and block paving products. Below highlights some of these products but more information can be found on our dedicated website or by clicking on the buttons below.


Lightweight Aggregate Blocks and Dense Concrete Blocks

This range features low density and medium density aggregate blocks, solid, hollow and cellular dense concrete blocks as well as coursing bricks, concrete commons, slip blocks and T-beam infill blocks for block and beam flooring applications.

Our Lightweight Aggregate Blocks are designed to help reduce manual handling risks by minimising the weight of the blocks whereas our dense concrete blocks are highly resilient, tough, loadbearing blocks suitable for any background or internal paint-grade application.

Ultralite - Lightweight Aggregate Block
Concrete Commons
Solid Dense 'Standard' Blocks
View Lightweight and Dense Range


Airtec Aerated Concrete Blocks

Airtec Aerated Concrete Blocks are amongst the most environmentally friendly building products available and are fully BBA Certified.  The thermal conductivity values and dimensional accuracy of Airtec blocks are the best currently available in the UK and our Airtec process was the first plant in the world to achieve the best possible BES 6001 Responsible Sourcing rating of ‘Excellent’.

We offer a full, comprehensive range of Airtec Aerated Blocks with various densities, thermal values and dimensions to the latest European standards. Our product range includes blocks for walls, foundations, block and beam floor infill and coursing bricks.

Airtec Aerated Concrete Wall Block - Corner
Airtec Aerated Concrete Wall Block
Airtec Aerated Block - Texture
View Airtec Aerated Block Range


The Armstrong Block Paving Range

The Armstrong Block Paving range can help you to discover new inspirational ideas to create a wide spectrum of designs for your driveway, garden, and patios. Our product range also includes kerbs and accessories specific to this range and all our concrete block paving products are manufactured with a waterproofing admix to prevent water penetration.

Armstrong Armpave - Charcoal
Beamish Cobble - Granite
College Setts - Heather
View Armstrong Range


The Lakeland Block Paving Range

Following the acquisition of Lakeland Pavers in 2016, this range takes inspiration from the natural beauty of the Lake District. Our Lakeland Block Paving range, including kerbs and accessories, offers both practical and aesthetically satisfying products that enhance all types of properties.

Lakeland Coniston - Charcoal
Lakeland Windermere Riven - Burnt Sunset
Lakeland Derwentstone - Original
View Lakeland Range

Why Choose Thomas Armstrong?

At Thomas Armstrong (Concrete Blocks) Ltd, we believe that the key to success is to ensure that the very best standards of quality and high levels of customer service are at the forefront of any business, and this is one reason why The Thomas Armstrong Group have continually grown and developed as a business since 1830.

Part of the Thomas Armstrong Group, the quality of our products is important to us, so our concrete blocks are designed to achieve the highest possible standards to meet your commercial and residential building needs across the UK.

Our Lightweight and Dense Concrete Blocks are manufactured to BS EN 771-3 and are ISO 9001 Quality Assured, ISO 14001 Environmentally Certified and hold BES 6001 ‘Excellent’ rating.

Our Airtec Aerated Blocks are manufactured to BS EN 771-4 and are BBA Certified, ISO 9001 Quality Assured, ISO 14001 Environmentally Certified and hold BES 6001 ‘Excellent’ rating.

The Thomas Armstrong Group also continues to strengthen our position with multi-million-pound investments across our block production plants, as well as the acquisitions of various companies including our most recent acquisition of Sellite Blocks Limited, a Yorkshire based building block manufacturer.

At Thomas Armstrong (Concrete Blocks) Ltd we continually strive to further enhance the sustainability credentials of our operations and products. We are continually looking for ways of eliminating waste in our facilities by streamlining processes, installing energy efficient equipment and minimising the needless loss of heat which can instead be used to cure the blocks.

Happy to Help...

Product details and availability may vary between manufacturing locations. Please contact your nearest regional sales office for sales, product, and technical advice. Alternatively, visit our website for more information:
North East Region

Thomas Armstrong (Concrete Blocks) Ltd

Whinfield Road, Rowlands Gill, Newcastle upon Tyne,
Tyne and Wear, NE39 1EH

T: 01207 544 214

F: 01207 541800

E: blocks@thomasarmstrong.co.uk

Registered Office:

Workington Road, Flimby, Maryport, Cumbria. CA15 8RY

Registered No: England 818912

VAT No: 533724550

Cumbria, North Lancashire and Borders Region

Thomas Armstrong (Concrete Blocks) Ltd

St Helens Lane, Workington Road, Flimby, Maryport, Cumbria, CA15 8RY

T: 01900 68114

E: cumbriablocksales@thomasarmstrong.co.uk

Yorkshire, Humber and Lincolnshire Region

Thomas Armstrong (Concrete Blocks) Ltd

Knowsthorpe Gate, Cross Green, Leeds, Yorkshire, LS9 0NP

T: 0113 232 0022

E: stocks.sales@thomasarmstrong.co.uk

North West, Cheshire, Staffordshire and West Midlands Region

Thomas Armstrong (Concrete Blocks) Ltd

Heysham Road, Aintree, Liverpool, Merseyside, L30 6UQ

T: 0151 525 5991

E: wrsales@thomasarmstrong.co.uk

Latest News Highlights

Company Update - All Concrete Blocks Officesare now Thomas Armstrong (Concrete Blocks) Ltd

New Block Paving - Lakeland Coniston
This exciting new permeable block paviour with Lakeland Derwentstone qualities.

Transport and Deliveries

We use our own modern vehicles to transport our products locally and nationally.

Airtec Aerated Concrete BlocksLow in weight but extremely thermally efficient.