Mesh Bags of Recycled Foam

Patti Stouter has been experimenting with all sorts of things, including using mesh bags of recycled foam. She wants to build a Nubian vault with these bags of foam on a rebar frame. Scrap materials are often large enough to fit well in cheaper open weave vexar mesh tubes. This stretchy plastic tubing is used … Read more

Rice Hull Earthbag House

I’ve had the pleasure of corresponding with Paul in Chiang Dao, a district north of Chiang Mai, Thailand. We’ve been discussing how to build an earthbag house with bags filled with rice hulls. Rice hulls are super cheap, fire resistant, superinsulating, and super lightweight and easy to work with. Rice hulls are the by-product of … Read more

Passive Houses Use 90% Less Energy – Really?

Here’s a great article by Gayle Fleming, an environmentalist and green real estate advisor at EcoGayle’s Blog. She’s EcoBroker certified and a NAR Green designated real estate agent in the Washington DC metro area. The following text is quoted from her blog. “Yes, really. You think the oil, coal, natural gas and HVAC companies want … Read more

Rice Hull/Clay Blocks and Earthbags

We’re experimenting with rice hulls and clay to make lightweight building blocks. We’re using 25% rice hulls on our first test block. This is our first test block with a rice hull/clay mixture. This is not the most efficient way to mix it, of course, but we’re just doing small samples. Normally you’d use a … Read more

Condensation Problems in Cold Climates

Kelly Hart and I have been following the The Year of Mud cob house blog for about 2-3 years. Ziggy, the builder and author of the blog, learned the hard way that cob (actually, earth building in general) is not a good choice in cold climates. Kelly has been warning people for years at GreenHomeBuilding.com … Read more

Instructable: Insulated Bamboo Walls

This Instructable describes an innovative way to build walls using bamboo or wood saplings and bags of insulation. We’ll be using bamboo for this Instructable since it is rapidly renewable, low cost and readily available in many parts of the world. Let’s start with some background information to better understand what is involved. People often … Read more