Celcon Aircrete Block - 440 x 215 x 100mm


Best current price£5.62from Travis Perkins
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Best current price£5.62from Travis Perkins
Shopping.co.uk recommended and popular offers
Travis Perkins£5.62Visit shop H+H Celcon Hi-7 Aerated Concrete Block 7.3N 100mm
Visit shop2 offers from £5.62 - £62.18
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This guide is for builders, architects, and DIY enthusiasts working on projects requiring high compressive strength. The Celcon Aircrete Block offers superior strength for structural applications, but its specialized nature means it requires careful handling and specific installation techniques. This block is ideal for foundations, lower storeys of multi-storey buildings, and load-bearing walls, featuring a compressive strength of 7.3 N/mm², thermal conductivity of 0.18 W/mK, and a density of 730 kg/m³.
| Model Part Number | NRC100/120 |
|---|---|
| Brand | Celcon |
The primary benefit is their high compressive strength (7.3 N/mm²), making them suitable for demanding structural applications like foundations and multi-storey buildings where load-bearing capacity is critical.
Yes, they can be used for foundations and below ground level. It is essential to ensure proper damp-proof course (DPC) installation to prevent moisture issues.
These blocks should be laid using a suitable cementitious mortar mix specifically designed for aircrete blocks, following manufacturer recommendations.
High Strength Grade Celcon blocks are identified by a black stripe on the block itself.
The dimensions of this Celcon Aircrete Block are 440mm (length) x 215mm (height) x 100mm (width).
Yes, they have a thermal conductivity of 0.18 W/mK, which contributes positively to the building's overall thermal performance and insulation.
Store blocks on a level, dry surface, ideally elevated off the ground. Cover them to protect from prolonged exposure to weather and excessive moisture.
Ensure blocks are handled carefully, avoiding dropping or excessive impact. Use appropriate lifting techniques. Check mortar mix and application; too wet or too dry can affect bond and lead to stress.
Verify the mortar mix is correct as per manufacturer guidelines for aircrete blocks. Ensure block surfaces are clean and free from dust or debris before applying mortar. Check ambient temperature and humidity for optimal curing conditions.
Confirm that a continuous and correctly installed damp-proof course (DPC) is present. Ensure adequate drainage around the foundation and that the blocks are not exposed to standing water.
Ensure consistent mortar joint thickness. If rendering or plastering, ensure the wall surface is true and plumb before applying finishes.
Setup and Installation:
These blocks should be laid using a suitable cementitious mortar mix designed for aircrete blocks. Ensure the substrate is level and clean before starting. For below-ground applications, proper damp-proof course (DPC) installation is critical to prevent moisture ingress.
Compatibility:
Celcon Aircrete Blocks are compatible with standard building practices and materials. They can be used in conjunction with other block types for different structural or insulation requirements within a building project. Ensure compatibility with your chosen mortar and any associated construction systems.
Care and Maintenance:
Unused blocks should be stored on a level, dry surface, ideally off the ground, and covered to protect them from excessive moisture and weathering. Once laid, the blockwork requires no specific ongoing maintenance beyond standard building upkeep. Protect fresh mortar joints from frost and rapid drying.
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