Straw Bale House Roof Insulation

An exterior stud wall provides room for more insulation.

Straw bale house roof insulation.

Its appearance somewhat rustic and perhaps mediterranean appearance. A third generation straw bale technique combines a straw bale interior wall with an exterior stud wall insulated with cellulose. A good time to use this roof is obviously when the budget is tight or if you want a larger exposed side of the structure as in a greenhouse or in cooler climates. Standard for straw bale construction 9 28 2012 page 1 of 6 approved standard for straw bale construction note that the straw bale construction standard in appendix s of the 2015 international residential code is a recognized alternative approved standard.

This may allow water to penetrate the bales or to enter the house increasing the odds of water damage and mold or mildew. You can learn all about building a straw bale house in our comprehensive how to instruction video series. It contains over 10 5 hours of top notch professional quality instruction on everything from foundations to framing to baling post and beam and load. An exterior stud wall provides room for more insulation.

Straw bale houses are usually covered in plaster once the structure is constructed. Strawbale insulation is tightly packed and 18 thick. The benefits for using straw bales for wall building include its environmental friendliness straw is largely a waste product. 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.

While it may seem obvious from the name straw bales are made of straw which has been compacted cut and bound in a baling machine. Its comfort due to its thermal insulation quality. Its suitability for diy projects. Yes it s straw in bales.

The typical straw bale is bound twice and is approximately 900mm long 350mm high and 450mm deep. When attaching a straw bale addition to an existing house the biggest concern is to make sure that the two structures are tied together well. And its flexibility in the detail of how this method may be applied he said. The density of the straw how long the straw itself is as well as the moisture content how well the gaps are filled between bales and other things like how it s stacked.

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. Without proper maintenance plaster can quickly degrade. Roof insulation made of straw bales. On end or flat.

The easiest way to do this is with expanded metal lath at each course. If you re wondering what the r value of strawbale construction is then it depends on a few things. You will definitely need to have an engineer design this frame.