Straw Bale House Roof Insulation

Some builders construct frames around the bales and use the bales for insulation while others eliminate the framing altogether.

Straw bale house roof insulation.

Building a straw bale and plaster house is a low cost and environmentally friendly way to create a home. Straw bale design and the roof. You will definitely need to have an engineer design this frame. Plus they are one of the eco friendly options that are widely accessible.

Advantages of straw bale houses. Straw bale houses are incredibly eco friendly. Straw bale roof i simply must ask. Straw bale construction is a building method that uses bales of straw commonly wheat rice rye and oats straw as structural elements building insulation or both this construction method is commonly used in natural building or brown construction projects.

The values fall between r 2 38 p in parallel with the straw and r 3 05 perpendicular to the straw. If two string bales yield an r value of r 40 debated by the way across the 18 direction then one. In a straw bale house these bales form the walls insulation and framework all in one with some additional support from wooden beams wherever they re necessary. Once again i think you re better off sticking with conventional insulation materials in the roof especially if you plan a living roof as that is heavy enough on its own.

They are not overly expensive to build and tend to be energy efficient. The r value of strawbale varies between studies but is mostly consistent. The straw bales are normally then rendered with earth cement or a similar material to seal in the straw and protect it on all sides from moisture seepage and potential fire damage. Here is a closer look at the advantages of straw bale homes.

The amount of time effort cost and embodied energy in such a task seems to me to heavily outweigh the benefits. In the world of designing a home especially for a straw bale house as you ll see the time comes when you have to choose an appropriate hat to place upon the house. If you use sloppy building techniques air gaps in the walls and around doors and windows poor foundation insulation etc and fail to build a well insulated roof that is also free of air leaks the straw bale walls will be of little value as would any other insulating material. Straw bale construction is a green building method that uses whole or partial bales of straw as a major part of a home s walls.

Why use bales as a roof insulation. Strawbale insulation has been studied and tested in some of the coldest places in the world. There are many options and combinations of options to choose from so for the sake of this being a simple primer we will go over some of the most. This guide covers the materials and methods you might use to build a straw bale house a house that can last hundreds of years is energy efficient and is cheap to maintain.