THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: 1. Concrete Blocks Brochure - June 2023
Full range of concrete blocks, lightweight concrete blocks, building blocks, aerated blocks, hollow concrete blocks, brick slips, infill blocks. Rockfaced decorative facing blocks. Coursing blocks. Slip Blocks. Ultralite, Isulite, Dense, MIDI Dense, Cellular Dense, Hollow Dense, Armstart, Airtec, Rockfaced

Published [15/04/2025]File size [6743 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: 1. Lakeland Paving Brochure - April 2024
paving blocks

Published [06/03/2025]File size [4040 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: 2. Concrete Blocks U Values Brochure - June 2023
U-Value examples. Aerated concrete blocks, dense concrete blocks, lightweight concrete blocks, suspended beam and block concrete floors.

Published [15/04/2025]File size [5767 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: 3. Thomas Armstrong Block Paving Product Brochure Feb 2019
Block Paving Bricks

Published [18/03/2025]File size [1476 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: 5. Thomas Armstrong Blocks Technical Airtec Thin Joint Mortar Construction Brochure
thin joint mortar

Published [23/05/2023]File size [1248 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: Airtec Brickettes Datasheet - September 2023
Aerated Concrete Coursing Units for use with Airtec wall blocks as infill around doors, windows and for coursing adjustments.

Published [10/09/2024]File size [428 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: Airtec Foundation 140 Datasheet - September 2023
Aerated Concrete Foundation Blocks Airtec Foundation 140 blocks are 140mm high solid foundation blocks with a range of widths available in 3.6N and 7.3N strengths

Published [10/09/2024]File size [1174 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: Airtec Foundation 215 Datasheet - September 2023
Aerated Concrete Foundation Blocks. Airtec Foundation 215 blocks are 215mm high solid foundation blocks with a range of widths available in 3.6N and 7.3N strengths.

Published [10/09/2024]File size [617 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: Airtec Large Floorblock Datasheet - September 2023
Large Format Airtec Aerated Floor Blocks Airtec beam and block floors. Concrete beam and block flooring.

Published [10/09/2024]File size [419 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: Airtec Large Wallblock Datasheet - September 2023
Large Format Airtec Aerated Concrete Blocks Airtec Large wall blocks have a 430mm coursing height to offer a faster build, using fewer mortar joints resulting in improved thermal insulation and increased airtightness when built with thin-joint mortar.

Published [10/09/2024]File size [439 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: Airtec Party Wall Datasheet - September 2023
Airtec Party Wall aerated concrete blocks are intended for use in Part E and Robust Detail party walls.

Published [10/09/2024]File size [403 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: Airtec Seven Datasheet - September 2023
Airtec Seven 7.3N aerated concrete blocks combine excellent thermal insulation properties with a compressive strength suitable for use in multi-storey constructions. They consist of up to 90% recycled raw material and are ISO 14001 Environmentally Certified and hold BES6001 ‘Excellent’ Responsible Sourcing.

Published [10/09/2024]File size [386 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: Airtec Standard Datasheet - September 2023
3.6N Aerated Concrete Blocks Airtec Standard 3.6N aerated concrete blocks possess a thermal conductivity as low as a typical 2.9N aerated block but with a 3.6N compressive strength offering a unique combination of excellent thermal properties and widely- sought strength category

Published [10/09/2024]File size [386 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: Airtec XL Datasheet - September 2023
2.9N Aerated Concrete Blocks Airtec XL aerated concrete blocks possess the best thermal properties of any solid concrete blocks in the UK with a thermal conductivity of only 0.09W/mK.

Published [10/09/2024]File size [386 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: Armstart Foundation Block Datasheet - June 2023
Medium Density Solid Foundation Blocks.

Published [10/09/2024]File size [1469 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: Cellular Dense Datasheet - June 2023
Cellular Dense Concrete Blocks offer a lower weight with improved thermal efficiency

Published [10/09/2024]File size [375 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: Concrete Common Brick Datasheet - June 2023
Concrete Common units also known as ‘frogged bricks’ are 100mm wide coursing bricks which are designed to work independently and in conjunction with Thomas Armstrong’s Dense Concrete blocks for applications above and below damp-proof course (DPC)

Published [10/09/2024]File size [343 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: Dense Paintgrade Datasheet - June 2023
Paintgrade Concrete Blocks.

Published [10/09/2024]File size [357 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: Dense Standard Datasheet - June 2023
Solid Dense Standard Texture Blocks

Published [10/09/2024]File size [375 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: Hollow Dense Datasheet - June 2023
Hollow dense concrete blocks fro reinforced walls and retaining walls. The hollow cores can be filled with rebar and poured concrete to form incredibly strong resilient walls.

Published [10/09/2024]File size [393 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: Insulite Coursing Brick Datasheet - June 2023
Medium Dense Coursing Units Insulite Coursing Bricks are coursing units designed to be used in conjunction with Thomas Armstrong’s low and medium dense aggregate concrete block

Published [10/09/2024]File size [395 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: Insulite Premier Medium Paint Grade Block Datasheet - June 2023
Medium Density Paint-Grade Blocks Insulite Premier is a close-textured block whose smooth finish offers an ideal paint-grade finish

Published [10/09/2024]File size [425 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: Insulite Standard Medium Density Aggregate Blocks Datasheet - June 2023
Insulite blocks are the perfect versatile all-round building blocks. These medium density aggregate blocks include a significant proportion of recycled raw materials, making them among the most environmentally friendly and sustainable building blocks available.

Published [10/09/2024]File size [366 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: MIDI Block Datasheet - June 2023
Small format solid dense concrete blocks. MIDI blocks are shorter format 140mm wide blocks to lower weight and enable safer repetitive manual handing.

Published [10/09/2024]File size [377 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: Product Selector - June 2023
Concrete Blocks.

Published [03/07/2023]File size [246 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: Rockfaced Block Datasheet - June 2023
Decorative dense concrete facing blocks

Published [10/09/2024]File size [285 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: Slip Block & Infill Block Datasheet - June 2023
Slip blocks are available for maintaining coursing heights when using 150mm or 225mm T-beams on block wall inner leaves. Split coursing blocks are used for closing the gaps between the beams at the inner leaf. Rebated closure blocks fully close the gap between the beams

Published [16/05/2025]File size [271 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: Thomas Armstrong Block Factsheet 5 - Part L 2021 - June 2023

Published [27/02/2025]File size [1154 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: Thomas Armstrong Ultralite Datasheet - January 2025
ULTRALITE Low Density Lightweight Aggregate Blocks

Published [15/05/2025]File size [439 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: w. Block Factsheet 1 - Fire Resistance Periods - June 2023
Fire resistance periods for various block types using general purpose mortar.

Published [10/09/2024]File size [120 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: w. Block Factsheet 2 - Acoustic Performance - June 2023
Decibel Ratings, indicative, predicted airborne sound reduction values for our blocks based on calculation:

Published [10/09/2024]File size [132 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: w. Paving Factsheet 1 - Cleaning and Maintenance of Paving - June 2023
initial cleaning & maintenance on new driveways

Published [10/09/2024]File size [4439 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: w. Paving Factsheet 2 - Permeable Paving - June 2023
A permeable paving driveway deliberately diverts the water into the paving structure which allows for a controlled release of rainwater into the environment.

Published [10/09/2024]File size [1804 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: w. Paving Factsheet 3 - Efflorescence - June 2023
Paving Blocks, Decorative Concrete Paving.

Published [10/09/2024]File size [950 KB]

THOMAS ARMSTRONG (CONCRETE BLOCKS) LTD: w. Paving Factsheet 4 - Installing Block Paving - June 2023
Block Paving

Published [10/09/2024]File size [1688 KB]