
Product
Concrete blocks
The GEP A24 block is a 20 × 20 × 50 cm hollow concrete block for load-bearing walls, partitions, dividing walls and retaining walls. Two formats, standard and column, tested in the laboratory to failure. For construction companies, tradespeople and private builders.
Specifications
Two formats: A24 standard block and A24 column block.
| Type | Hollow, concrete |
|---|---|
| Dimensions | 20 × 20 × 50 cm |
| Units per m² | 10 |
| Units per pallet | 60 |
| Weight | 18 kg |
| Maximum height | 3.8 m |
Indicative values. For any use, refer to the construction drawings and applicable standards.
Uses
- Load-bearing walls (residential, industrial)
- Non-load-bearing walls: partitions, dividing walls, facades
- External walls


Benefits
- Built-in 20 × 20 cm column cavity, no formwork
- Thermal and acoustic insulation
- Moisture protection
- Easy routing of services
- Fire resistance
- Fast laying, manual or mechanised
- Rough finish, ready to render
Installation in 3 steps
Prepare the base
Level ground and a straight, stable footing.
Lay the blocks
Aligned courses on mortar.
Reinforce the column
Bars in the column block, then pour concrete.
Strength testing
GEP blocks are tested in the laboratory with a hydraulic press to check their compressive strength to failure.
Price and availability
Prices and stock are handled by the Comptoir GEP. Contact it for an up-to-date price, or request a quote for your project.
Frequently asked questions
What are the dimensions?
20 × 20 × 50 cm, weighing 18 kg.
How many blocks per m²?
10 blocks per m² of wall; a pallet holds 60.
Standard block or column block?
The column block has a 20 × 20 cm cavity for casting a reinforced concrete column without formwork.
What is the maximum wall height?
3.8 m.
How strong are they?
The blocks are tested in the laboratory with a hydraulic press to failure. Values are given in the data sheet.
Where can I find the price?
Prices and stock are handled by the Comptoir GEP. Contact it or request a quote for your project.

