cob building

COB Curious?

Playing in the mud is of course good times, throw in some straw and sand and you've got cob, a building material you can make a house out of. Cob is different from Pise, in that there are no blocks or cement used. The clay acts as the glue that holds it all together. The sand and the straw keep it strong once dried. It is fully insulated naturally.

Cob is used in cold climates, and is resistant to rain, it works in desert climates as well. Cob house have been know to last over 500 years. In areas like Great Britain where cob houses still stand, you will find some are maintained with a stucco covering.

But it's climate versatility isn't always the main reason people choose cob, it's the versatility of looks you can acheive. Cob is reminiscent of sculpting with clay, a perfect resource for way-out designs, or designs meant to go with the flow of the environment.

Benefits of building with cob include a chemical-free home, and a recyclable home. You won't even need to plug in your power saw to build with it. If you're wondering how to get started, www.cobcottge.com has courses you can sign up for to learn how to build your own cob house.


Episode Four: Straw Bales

Straw bales will be Kevin's main building blocks as he begins the most significant phase of construction on his green dream home. A few things you might not know about straw that you'll learn in our freshly-posted, online guide to episode four of Building Green: It's highly fire resistant, breathable (i.e., mold resistant) and cost efficient.

In this friendly guide to episode four, you'll find links to all the experts and products featured on the show, plus we'll let you in on all the green benefits associated with staw bale building and a type of insulation that is as cool as a pair of vintage Levis.

Click here to see a video all about straw bales.