Hardi Plank Siding Detail With Continuous Insulation

Addition to my house.
Hardi plank siding detail with continuous insulation. Unfortunately james hardie does not have a fire resistance rated assembly for the wall design you have input. A weather resistive barrier is required. Download our technical bulletins for in depth advice and information. And other non nailable substrates e g.
Instantly access installation info technical bulletins sds sheets more. See your local dealer for details and availability of products colors and accessories. I ve become a big fan of utilizing outsulation on all my houses over the last 2 3 years. James hardie fiber cement siding leans toward the expensive side.
Install hardiplank siding with joints butted in moderate contact. If you re interested in becoming well versed in the technical details of the installation process take a look through our technical bulletins. The building codes are all headed the way of requiring exterior rigid foam the 2012 iecc will require 1 2 foam to boost overall. Colorplus technology is a factory applied oven baked finish available on a variety of james hardie siding and trim products.
Gypsum sheathing with combined thickness of 1 inch or less method 2 james hardie siding installed to furring strips that are attached through the c i. Hardieplank lap siding is also available with colorplus technology as one of james hardie s prefinished products. While james hardie lp smartside and insulated vinyl siding are similarly priced they do have some variation. Hardiplank lap siding can also be installed over foam insulation up to 1 thick irregularities in framing sheathing and or foam insulation can mirror through the finished application.
According to my calculations if i want to use rigid foam insulation on the outside of the 2x6 walls with r 21 fiberglass in the wall cavities i need at least r 11 25 in order to avoid condensation on the inside. Method 1 james hardie siding installed directly over continuous insulation c i and other non nailable substrates e g. For a good deal of homeowners the cost is the most important aspect of choosing a siding material. I m an architect in wisconsin climate zone 6b and am planning to build a 300 s f.
I d like to side it in fiber cement siding to match the existing house. February 13 2013 exteriors insulation air sealing siding.