Green Buildings Exterior Rigid Insulation Detail Hardi Siding Furning

February 13 2013 exteriors insulation air sealing siding i ve become a big fan of utilizing outsulation on all my houses over the last 2 3 years.

Green buildings exterior rigid insulation detail hardi siding furning.

6 requires that continuous rigid insulation insulated siding or a combination of the two provide r 3 in climate zones 1 to 4 or r 5 in climate zones 5 to 8. Exterior wall assembly for siding applied directly over foam note. The building codes are all headed the way of requiring exterior rigid foam the 2012 iecc will require 1 2 foam to boost overall efficiency so i m really not too far ahead of my time with. They also did not seem to support a rainscreen detail of any type when rigid insulation was used.

This older article by our former faculty member remains available on our site for archival purposes. Should i use furring strips to create the gap or just nail the hardie siding directly through the foam. I wanted to have 2 minimum exterior rigid but the contractor pointed out that the literature on the specified siding hardi plank only supported up to 1 rigid insulation. Create the home of your dreams and protect it with exceptional warranties through a single trusted manufacturer.

Less painting staining or difficult cleaning means vinyl can be easier to maintain. Learn if you re applying exterior rigid foam correctly. I plan to build a home with 1 5 exterior rigid foam insulation and hardie lap siding. If furring strips are the answer what specific material should be used for these strips.

3 5 fastener to siding 1 embedment 3 5 0 5 1 5 1 5 max insulation. Energy star version 3 rev. The idea makes sense if it s done correctly. If layer e from figure 1 above is a non nailable substrate e g.

Gypsum sheathing the combined thickness of layers d e must be 1 inch or less. Wrapping a home with insulating sheathing saves energy and can be cost effective but the design must consider a host of structural concerns including moisture shear loads insects and fire. The rater should also verify that the wall is designed to provide adequate shear resistance if the foam insulation also serves as the exterior sheathing. Cladding attachment over thick exterior rigid insulation conclusions system mechanics initial load response measurements are on the order of 40.

Appreciated for its durability ease of maintenance and versatility as well as its low installation cost vinyl siding is a solution for exterior cladding products on residential and light commercial buildings. A 100 hardie exterior features america s 1 brand of siding and the only trim with the character to stand beside it.