The proven masonry alternative to blockwork, SFS, and timber frame

Architects & Engineers

High performance
masonry solution

Robust fire protection combined with high thermal and strength performance and reduced embodied carbon. The best of all worlds!

The Low Carbon Masonry Solution

Porotherm clay blocks offer a versatile, sustainable alternative to SFS and concrete blocks, suitable for any project above DPC level. With A1 fire protection, superior thermal performance, and minimal mortar usage, Porotherm simplifies Passivhaus and low-carbon designs. Precision engineering ensures consistent dimensions, faster construction, and fewer movement joints. Its breathability and low embodied carbon make Porotherm an innovative, eco-conscious choice for efficient, healthy buildings.

Why choose Porotherm?

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Low
Carbon

Porotherm is made from a natural material: clay. This helps keep the levels of embodied carbon in the blocks much lower

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Fire
Resistance

Porotherm is rated as A1 non-combustible making it a robust solution for both single-storey and high-rise residential buildings

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Improved
Air Quality

Porotherm carries a Nature Plus certificate because of the positive impact it has on the internal air quality of completed buildings

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Water
Saving

Because of its innovative laying method, Porotherm needs 95% less water on site to build with compared with cementitious blocks

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Thermal
Performance

With insulating air within its cellular structure and reduced thermal bridging, Porotherm has superior thermal qualities over other systems

    Book a FREE demonstration or CPD

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    Free Demonstrations

    free training image

    Free training sessions are held at our Porotherm Training
    Centre which are designed to teach participants
    how to build with the Porotherm system.

    free training image

    Free Demonstrations

    Free training sessions are held at our Porotherm Training
    Centre which are designed to teach participants
    how to build with the Porotherm system.