Green Buildings Exterior Rigid Insulation Detail Hardi Siding Furning

I ve had trouble finding any details on fastening siding to furring strips on a wall with exterior rigid foam insulation.

Green buildings exterior rigid insulation detail hardi siding furning.

Adding extra insulation to the exterior walls of an older home when renovating or remodeling is a great way of improving a home s walls thermal performance and reducing energy use while reducing heating bills carbon footprint and improving a building s comfort level. Exterior rigid insulation 1x3 wood furring strips. If layer f from figure 2 above is a non nailable substrate e g. Rigid insulation sheathing is made of a rigid plastic foam that is typically sold in 4x8 or 4x10 foot boards.

The james hardie siding fastener. The boards are available in several thicknesses and r values. Your article is vey timely for me. Last post 10 dec 2013 08 24 pm by surfsup.

Exterior wall assembly for siding applied to furring note. If that sounds more or less straightforward the details are not. It may look easy to go buy some packs of rigid insulation panels down at the. Forums green building forums green energy efficient building and construction details for hardie plank siding over foam board.

I appreciate you providing more info on this overlooked detail. Cladding attachment over thick exterior rigid. Would it be better insulation if i remove the celotex and use a 1 foam board instead. Plans call for vertical wood siding over a layer of rigid foam insulation.

Gypsum sheathing the combined thickness of layers e f must be less than 4 inches. Section 1 exterior wall drainage requirements 1 water resistive barrier and drainage requirements as defined by building code. Continuous rigid insulation is a construction solution that provides a thermally efficient building enclosure. The contractor has limited experience working with rigid exterior insulation remsberg writes and has concerns that installing siding directly over the foam may not be a great idea.

This is why i like this site. 1 inch and 2 inch thicknesses are common. In order to increase the insulation values i want to first add a layer of the rigid foam board. Insulation background current building code does provide prescriptive means to.

3 water resistive barrier wrb as defined by building code and a. 2 water resistive barrier as defined by local building code that is manufactured to meet minimum 90 drainage efficiency when tested in accordance with astm e2273 or other recognized national standards.