Rainscreen Siding Details

At the top end of wood siding boards in a vertical rainscreen cladding installation of the climate shield system where the cladding will typically intersect a soffit the siding should be cut 1 8 short to allow adequate ventilation at the top of the wall section.

Rainscreen siding details.

Tyvek drainvent rainscreen is a three dimensional honeycomb textured drainage mat that provides advanced protection against moisture damage in exterior wall systems. Waterway 11mm is designed for use with manufactured and natural stone traditional and one coat stucco eifs fiber cement and wood based sidings. This air gap is typically in the range of 3 4 and offers numerous benefits including thermal insulation and moisture stability of. Waterway 11mm is a vertical wall rainscreen drainage mat consisting of a nominal 7 16 inch 11mm thick extruded polymer matrix of tangled monofilaments.

James hardie recommends that you consult with your design professional if you have questions regarding. Typical rainscreen wall and window details per. For most residential builders a rainscreen siding installation is one that includes an air gap between the siding and the water resistive barrier the asphalt felt or housewrap. 8 nmi base of wa l nts w ar nty p rovi dea c pt 7 0 detail march 2 07 tw olayers f building pa er drywa l v apou rb ie sill gasket th erm al br k slab on grade pt s tr api ngo h 3 4 b el ow cn r t.

Design detail for typical top course of vertical rain screen cladding material. Ideally the rainscreen prevents the wall air water barrier. Some purists insist that you can t call it a rainscreen gap unless you have ventilation gaps at the top of the wall as well as the bottom of the wall. Rainscreen between flat to wall siding and the water resistive barrier as a best practice.

A rainscreen is an exterior wall detail where the siding wall cladding stands off from the moisture resistant surface of an air water barrier applied to the sheathing to create a capillary break and to allow drainage and evaporation. A rainscreen wall is an exterior wall construction design that improves a wall s ability to manage water and stay dry. Rainscreen siding systems have an air gap between the siding material and the structure itself. Ideal for stucco and stone exteriors tyvek drainvent rainscreen is suitable for use with a variety of other materials including brick wood siding fiber cement siding.

A rainscreen siding system refers to the style of installation and fastening of the siding material to the structure. The rainscreen is the cladding or siding itself but the term rainscreen implies a system of building. If you ve never seen this method of siding installation there are tons of resources on the web for details. For single family construction james hardie recommends installing a 90 efficient drainage plane or a 3 8 inch air gap i e.