How to make a stone road

Some guys were making a road next to our house recently, so I made sure to keep track of the stages of their work. They are using natural stones to build this section of road, and no machinery. First get your stones ready. For this style of road you will need your flat stones, and…

How to make Cob with a tractor

A good cob is made from 70-85% coarse sand (not beach sand) and 15-30% clay. If you are building a big house, or need to build quickly, then you may consider making your cob with a tractor rather than by foot. I have not made cob by foot whilst making a full house but I…

Make cob by foot

Making cob by foot is really easy. If you have a tarp and spades that is preferable but not essential. Firstly get your sand and clay ready. A good cob is made from between 70-85% sand and 15-30% clay with long straw or other available fibre, and water. Mix you clay and sand together till…

Can you use Tadelakt on a clay block wall?

If you would like to know whether it is possible to apply the Moroccan, natural bathroom finish ‘Tadelakt’ to a modern material such as a clay block wall, then we have done some small tests just for you. Tadelakt Test Conclusion…for those who just want the answer. Our small test on some blocks resulted as…

How to fit frames to cob AFTER building the walls

If possible I would recommend building your window and door frames before starting your walls, that way you can build up to and around them and keep everything nice and flush. However with the construction method we are using at this site this was not posible for the doors at least. The windows can be…

Can you fit vents to a cob wall

Yes. And actually, if you have them ready whilst you are doing you final render you can push them in to the wall a bit to make them absolutely flush. Also make sure to tilt the vent forward a bit to make sure that any water landing on top will fall away from the wall…

How to make shelves and nooks in cob walls

It is very easy to make nice corner shelves and nooks in a cob house. For this corner shelf we had to stab in some wooden steaks whilst the cob was wet. The steaks are pushed downwards in to the wall at a 45 degree angle. These steaks then hold the cob mixture up. Try…

How to fit a 1st floor in a cob house

If you are planning on building a cob castle with two floors, then you need a few extra techniques to hold that 1st storey in place. Here is a simple step by step guide showing you what to do as you approach the top of your ground floor walls. First of all you are going…

Why use ‘Deadmen’ in Cob Walls

Deadmen is the word used to describe the naily pieces of wood used inside cob walls to hold a variety of things to the walls. When building a cob wall you are probably going to want to stab many holes in the wall as you build, in order for the wall to dry evenly and…

HyperAdobe

This weekend we helped some friends for a day building their house using HyperAdobe. HyperAdobe is a super quick method to build a house using bags full of earth as bricks. So first you need your earth. The earth should contain about 70% sand and 30% clay, and you may not have to do any…