Open Joint Wood Siding

The result is simple elegant and practical.

Open joint wood siding. Offered in a unique false open joint profile weo cladding is resolutely modern and attractive. However form should follow function but how. Specified for open joint applications. An open joint wood rain screen is a construction method that uses wood siding as the outer rain screen layer creates a wall cavity space between the back of the siding and the outer building envelope and has an open joint in the wood siding to allow for ventilation.

Wood battens usually made from pressure treated 1x4s are a popular choice around here for open joint siding applications. The concept of rain screen siding has been around since as early as the 12th century a d. Open joint siding isn t really a rain screen in the sense that most building scientists or our building code would describe one and the walls need to be detailed in a different way so that the layer behind provides all the water shedding details of a wrb layer but also gives the primary layer of protection we usually rely on cladding to provide. Those specifications call for a double layer of the material in areas near open joints in the siding.

But technology has advanced a lot further since then. James hardie open joint siding is then added over the wraps and fastened with stainless fasteners completing the open joint process. The pronounced trapezoidal wave shape ensures good rain water run off. Our open joint siding is more than just a pretty sur face.

From rustic reclaimed wood details to dramatic composite planks or panels homeowners are gravitating to the open joint siding trend. They can be ripped to a narrower dimension but i prefer not to do that because the exposed rips may not be thoroughly treated with preservative and treating the rips with a brush takes a lot of time. These composite panels also perfectly imitate the open joint appearance of wood cladding. Where narrow siding is used such as the 4 inch cedar we used on figure 1.

Natural forces impact how we design modern sheds and select the materials we use. This trend will only continue to grow as decking manufacturers market their products as a durable long lasting siding option. The open joint method can be used with either board or panel siding. On the project shown here we used a variant of rainscreen siding that i have installed several times in the past few years.

Boards with distinct embossed designs break the uniform and regular rhythm of façades.