Rainscreen Under Siding

I did this at the top and bottom of the rainscreen mat using flaps of fiberglass screen.

Rainscreen under siding.

Note that shingle siding can be installed over horizontal strips. Waterway 11mm is designed for use with manufactured and natural stone traditional and one coat stucco eifs fiber cement and wood based sidings. If you are installing horizontal siding use vertical rainscreen strips under it. Waterway 11mm is a vertical wall rainscreen drainage mat consisting of a nominal 7 16 inch 11mm thick extruded polymer matrix of tangled monofilaments.

Match the sv 3 with cor a vent s sturdi strips polyproylene furring to create the siding vent system the first commercial rain screen system on the market. The devil is in the details in this case the air intake and flow behind the skirt board. We re using benjamin obdyke home slicker a plastic mesh matrix that spaces siding about 1 4 in. Meets canadian 10 mm rainscreen code requirement.

The other common option rainscreen strips can be made of wood plastic or metal. Air moves behind siding in a rainscreen wall entering under the skirt board and exiting above top trim piece. With vertical board siding use horizontal rainscreen strips. The first part of the system is the heavy duty sturdi strip furring.

Individual buildings all exterior cladding products including hard siding. If i were the contractor on a project where the client was insisting on this look i d plug a serious disclaimer into my warranty document and recommend. 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. When planning your vents consider wrapping mesh or screen over the cut end of the rainscreen mat to deter insects from passing into the airspace.

The entangled net product eliminates incidental moisture problems in most exterior veneer applications including stucco manufactured stone and plank siding. Driwall rainscreen is a drainage mat for exterior wall systems. The monofilaments are heat laminated to an impenetrable breathable filter fabric on one side. A 3 8 inch air gap i e.

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. Our innovative rain screen technology equalizes the air pressure within the wall system by creating a drainage and ventilation cavity between the weather resistant barrier wrb and the exterior wall. The clear choice mortairvent rain screen perfect for all exterior siding applications. James hardie recommends that you consult with your design professional if you have questions regarding exterior wall drainage on your single family project.

The 7 16 thick sv 3 rainscreen siding vent solves these problems with a minimum amount of work and expense.