Can I build a cob house in the UK?
It is an ancient method of construction and one that is found all over the World. Although cob doesn’t spring to mind for most of us as a house construction method or self build option in the UK, there is a long tradition of cob building in the Southwest of England, and to a lesser extent in Cumbria.
Do you need planning permission for a cob house UK?
As with all builds, it is necessary to get planning permission and satisfy Building Regulations. While this may be complicated there is no reason why you should fall short of meeting the Building Regulations, but obtaining planning permission will depend on the outlook of your local planning office.
How long do cob homes last?
How long does cob last? The oldest cob house currently standing is 10,00 years old. If this doesn’t speak to how strong and durable cob houses are, then nothing will. Cob houses are built to stand forever as long as their roofs are maintained, and they are properly looked after.
How much does it cost to build a cob house UK?
It will depend on site accessibility and how much adjustment is required to the onsite sub-soil, but usually the cost of the cob itself, including labour and materials, will be no more than £300 per cubic meter. In practice, this means between £25,000 and £40,000 for a typical three bedroomed house.
Can I build my own cob house?
Cob house construction is an ancient building technique mixing lumps of earth with sand, straw, and water. You can utilize these structures for homes, chicken coops, barns, and more. Cob building is easy to learn, requires no special equipment, and uses sustainable materials.
What kind of foundation do you need for a cob house?
Cob house foundations can be built using a variety of materials, but they are mostly built with solid, non-corroding materials like concrete or stone. A good foundation is vital to the life of your building and it should be given the thorough consideration it deserves as a critical piece of the structure.
Are cob houses strong?
A cob home is one of the most durable types of earth architecture. Because the mud mixture is porous, cob can withstand long periods of rain without weakening. A plaster made of lime and sand may be used to windproof the exterior walls from wind damage.
What happens to a cob house when it rains?
Rain can be one of the main enemies to the integrity of your cob structure. But at the same time, cob walls can actually withstand a tremendous amount of water hitting them and still be fine. Its more the slow “drip” and consistent dampness that we want to avoid.
Are cob houses warm?
Put bluntly, cob is a pathetic insulator. This goes for any earthen building material. But what earthen materials lack in insulation properties they make up for with thermal retention. Cob is also a very poor conductor of heat and has very low thermal conductivity.
Do cob houses have electricity?
Many people think that by building a cob home you are committing to a life of ‘living off the grid’ but in fact you can actually have all the things normal homes have including plumbing, electricity, cable and internet.