Webjun 15, 2018 · the current edition of the james hardie manual, along with the international residential code (irc) and residential edition of the florida building code (fbc),. Webfind the technical documentation you need to build your james hardie project from start to finish. From clearance requirements to installation videos to cad files, we've got you. Webso from what i've been researching is that after 2008, james hardie, who makes this hardieplank fiber cement siding, recommends now a flashing (aluminum or plastic) be. Webjun 2, 2021 · per hardie’s install instructions metal flashing should be used behind butt joints in lap siding. The install instructions do say that the james hardie house wrap can. Webmay 6, 2021 · joint flashing: James hardie recommends that a slip sheet (joint flashing) is installed behind each butt joint in the siding. Webdec 2, 2009 · i know that i can't use aluminum flashing on cement products but what is recommended as a long lasting joint flashing for the area where hardiplank siding. The panel thickness measures 5/16 and the hardie trim. Webdec 6, 2022 · the manufacturer specifies that a gap between butt joints be filled with sealant, as an expansion joint. So the flashing at butt joints is not required. James hardie also does not.