Drainage Screen Behind Wood Siding

Ideally wood siding should be installed over furring creating a drained and vented air space between the drainage plane and wood siding.

Drainage screen behind wood siding.

Mortairvent rain screen perfect for all exterior siding applications. Trapped moisture from driving rain or condensation can cause major problems. A simple effective solution for rainscreen ventilation behind wood hardboard fiber cement siding. In a rainscreen wall a gapped space or separation also known as a vented airspace exists between the exterior wall cladding siding and the wall sheathing osb plywood etc.

Siding is applied directly over the drainage mat so water can drain out and air can flow in. Drainage mat for commercial residential exterior walls driwall rainscreen is a drainage mat for exterior wall systems. Primed wood all six sides. Foam board applied over flat substrates.

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. Install house wrap overlapping the flashing as you would normally. The entangled net product eliminates incidental moisture problems in most exterior veneer applications including stucco manufactured stone and plank siding. 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 metal panel systems cedar shake and shingles.

Trapped moisture from driving rain or condensation can cause major problems. Meets canadian 10 mm rainscreen code requirement. In areas with substantial exposure to wind driven rain tyvek drainwrap can enhance drainage behind claddings including. The unique nonwoven fibe structure helps resist air infiltration and water intrusion to help prevent drafts and keep energy bills low.

This design allows excess moisture to drain from the wall system and allows ventilated air to circulate and dry the interior wall components. Recommends installing a 90 efficient drainage plane or a 3 8 inch air gap i e. This gapped air space creates a water drainage plane provides a capillary water break and allows airflow through the wall to dry the system. With vinyl and aluminum siding the drainage space is more pronounced and furring is not necessary.

James hardie recommends that you consult with your design professional if you have questions regarding exterior wall drainage on your single family project. Rainscreen between flat to wall siding and the water resistive barrier as a best practice. Venting behind your siding is just as necessary and valuable as venting your attic.