Sometimes, the exterior facades cannot be modified because the aesthetic character of the house needs to be preserved or due to a lack of space. Renovating the building from the inside is an effective compromise between efficiency, cost and the right technical solution. IsoHemp hempcrete blocks provide an efficient and effective solution by managing technical challenges during a renovation and ensuring the preservation of existing buildings.

Humidity regulation

Why is it preferable to use hempcrete blocks for inner insulation ?

  • Stop the cold coming through the walls by eliminating thermal bridges and potential condensation problems (dew points)
  • Moisture regulation between old /new materials
  • Benefit from upright surface for interior plaster (straighten even walls)
  • Affix technical ducts
  • Create strong acoustic insulation
  • Keep air inside
  • Attach cabinets, washbasin and decorative objects


Why choose IsoHemp hempcrete blocks as an inner wall?

Moisture regulation : 

When renovating, we recommend to use breathable materials that are resistant to condensation and do not release any volatile organic compounds. Hempcrete blocks sustain the existing building and regulate the moisture in the air on a continuous basis thanks to a breathable wall that is permeable for water vapour. The blocks are placed as a second lining to the interior wall and allows, among other things, to isolate old brick / stone walls or damp walls. It is one of the only products that retains its insulating properties even in a very moist environment. Wooden floors are safe from condensation.

High performance thermal insulation : 

In winter as in summer, you want to maintain a constant and pleasant temperature inside your building. The hempcrete block lets you achieve this by naturally regulating the temperature of your house thanks to its capacity to diffuse accumulated heat. Its great inertia helps protect from cold in winter and hot in summer.

Fire resistance: 

The non-flammable hempcrete blocks are fire resistant for 1 to 3 hours depending on the width of the block.

Important acoustic insulation : 

Noise pollution is greatly reduced thanks to the special product qualities.

Quick installation and straight walls : 

Their size and their easy installation on site allow you to work quickly with of IsoHemp hempcrete blocks. The inner walls allow you to correct uneven walls that are strong enough to hold heavy attached objects such as a sink, a cabinet ...

A guaranteed healthy and natural product :

IsoHemp hempcrete blocks are composed of 100% natural raw materials that do not release any harmful compounds.

    Hempcrete blocks can be used in most interior renovation projects such as :

    • listed facades
    • adding a layer to rubble masonry or stone, brick, mud brick walls…

    Find out why hempcrete blocks are also an ideal solution for :

    Exterior insulation for renovations

    Learn more

    Insulation for your extensions

    Learn more

    Every project is different …

    Contact us to find out which solution would be most suitable for your building ! You can also access all information in our fact sheets. 

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