Rainscreen Meeting Roof Detail

Architectural details for rain screen wood cladding design over exterior insulated sheathing up to 1 thick using the climate shield attachment channel.

Rainscreen meeting roof detail.

Detail march 2 07 60 m infl ash g per o nis heat g b i d roo f am ingd l sh 15lb r o fing elt met alf shing 2layers of 30min. For exterior insulation over 1 thick consult with your project engineer for the proper size and spacing of the screws required to fasten the attachment channel to your substrate screws not. The report is prepared by an engineering company that inspects the building in great detail and outlines the condition of each component. Building pa er to l ap fl sh ing m 4 seal to fla hing p.

A rainscreen is defined as the entire system of the siding drainage plane and a moisture air barrier. The foam is taped and acts as an air barrier and drainage plane. Alucobond sheets are marketed to a network of qualified fabricators installers who provide the installed system. The depreciation report will state in what condition the exterior wall is in and whether there is a rainscreen or not.

The details shown here were developed for walls sheathed with 1 1 2 in thick rigid foam insulation applied directly to the studs. The 2 4 framed walls of this house were sheathed with 1 2 plywood my preference over osb then we wrap the house in tyvek drainwrap or stuccowrap same product different roll sizes. The actual design panel system fabrication and installation are not provided by 3a composites usa inc. Is the topside rainscreen air space detail opened to the outside so that air can circulate through it.

A vented rainscreen is an increasingly common exterior detail on exterior walls. This detail is provided for conceptual purposes only. The difference between a wall cladding and a rainscreen is this space. To provide solid nailing for the window flanges the rough opening is picture framed with 2 2 furring.

3a composites usa inc. S ra ping cla ding 1 2 lower th an str ping bug scr en f las hin gto av e6 b ck up w cladd ingto lap f sh by 4 min 2 cl ear nb tw cla d inga r of. A rainscreen is a veneer of some variety that stands off from the wall sheathing to create a space between the wall and the screen. I can see the need for this detail with spray foam applied to the underside of the decking but also with any vaulted ceiling system or attics with any type of insulation obscurring the underside of the roof deck.

Instead of attaching siding directly to the sheathing builders add an air space behind the siding which helps carry away moisture and prolongs the life of the siding. For an animation on what is a rainscreen follow this link. However whether or not the code requires a rainscreen it is a better way to detail exterior cladding of buildings. This is the crinkly version of tyvek.

It all starts at the drainage plane.