Straw Roof Insulation

The straw clay material is a sort of hybrid between pure insulation straw baled or not and pure mass cob for ex.

Straw roof insulation.

It is a very old roofing method and has been used in. Firstly you would not use a full bale in the roof and secondly i have previously seen a completed straw bale roof insulation. It would provide a better form of insulation than bats as they are completely sealed and you only have to look at the results of bush fires. There s multiple layers of straw through the roof because they had to reach a very high insulation rating and acoustic rating.

The amount of time effort cost and embodied energy in such a task seems to me to heavily outweigh the benefits. It can be made into different grades closer to one extreme or the other. The values fall between r 2 38 p in parallel with the straw and r 3 05 perpendicular to the straw. 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.

Homes insulated with straw bale can have insulation values of r 30 to r 35 or more. Strawbale insulation has been studied and tested in some of the coldest places in the world. By bailing the straw a new life is given to the material. The r value of strawbale varies between studies but is mostly consistent.

The reason the fire s still burning is the fire got into the straw. The thicker the bale the better the r value. Granted it was smaller bale sections and they had rough rendering covering them. Straw bale roof i simply must ask.

The farmer makes some money by selling the bales and the homebuilder gains an excellent insulation and building material. Research has shown that straw bale construction is a sustainable method for building from the standpoint of both materials and energy. Thatching is the craft of building a roof with dry vegetation such as straw water reed sedge cladium mariscus rushes heather or palm branches layering the vegetation so as to shed water away from the inner roof since the bulk of the vegetation stays dry and is densely packed trapping air thatching also functions as insulation. Why use bales as a roof insulation.

Straw insulation for the home. What you want is closer to the insulative side.