Tips for buying hollow stones

Hollow stones can be used for a wide variety of purposes, depending on their design. They are also particularly popular for quickly erecting garden walls. Read everything you need to know about hollow stones here.

Background information

Hollow stones can either be made of concrete - which is the most common - but also of other materials. They are hollow or partially hollow on the inside and can be put on top of one another using a tongue and groove system, i.e. without mortar (7.79 € at Amazon *), and then filled with earth-moist concrete.

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With hollow bricks, walls can therefore be erected very quickly and easily - even for inexperienced do-it-yourselfers this is usually no problem thanks to the tongue and groove system that firmly connects the bricks. As so-called formwork blocks, the hollow blocks - or hollow blocks - are also used in the construction of basements and hall construction.

Current offers

Hollow blocks concrete
36.5 x 24.5 x 23.8 cm, geared sheer.de 0.75 EUR / piece
Concrete Hohlstein, 11.5 x 49 x 23.8 cm sheer.de 0,73 EUR
Other hollow stones
Bimsbeton Hohlstein, 49.7 x 30 x 23.8 cm eBay.de 3,07 EUR
Bloant hollow blockstones, 11.5 x 49 x 23.8 cm sheer.de 1.05 EUR / pc.

What to look for when buying? / Recommendations

Hollow steels and hollow block stones are available from different materials. The most popular is concrete. But you must always be careful to use the right stone for your particular purpose: hollow stones for garden wall or for basement walls as a so-called formwork stone, for catching embankments, you will soon succeed with plants or rings of concrete.

Further information about:

  • Wikipedia article about hollow blocks: Link
  • The DIN EN 15435 for concrete formwork stones: Download, PDF
Cellar walls erected quickly With concrete shuttering blocks, cellar walls can be erected quickly and easily. The backfilling with concrete is usually unproblematic here, the masonry can often be done by laypeople after appropriate professional guidance, and thus saves costs.

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