Cob

View our Frequently Asked Questions about COB...

Cob is a mixture of clayey sub-soil, straw and water. Please see our What is Cob? website page for more information.

Cob is still used in construction, although not as predominantly as it used to be.

The only difference is the size. A Cob block is produced to a similar size as that of a concrete block. A Cob brick is produced to a slightly smaller size than that of a modern brick.

Please see our Cob in Cornwall website page for more information. If you specifically want to know how to make a Cob brick please have a read of our How to Make a Cob Brick Blog.

There are many different reasons why a Cob wall could need repairing.  Please have a look at our Cob Repair Website page for more information.

Yes, you can.  There are several different Cob repair methods, and these are determined by the nature of the problem.  Please have a look at our Cob Repair Website page for more information.

This is not advisable as you would be compromising the breathability of the structure, which could ultimately cause the wall to fail.

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Contact us

Leslie Cornell
Unit 13/14 St Austell Bay Business Park
Par Moor Road
St Austell
Cornwall
PL25 3RF

Tel: 01726 337577
Mob: 07851 153 683
Email: cornellcob@outlook.com