Siding Drainage Strips

Section 1 exterior wall drainage requirements 1 water resistive barrier and drainage requirements as defined by building code.

Siding drainage strips.

Depending on the style of siding which can be vertical like board and batten or horizontal like clapboard siding sometimes the strapping or furring strips are poorly installed. Install a started strip for siding and then finish siding the wall as you normally would. 3 water resistive barrier wrb as defined by building code and a. The bottom of the window lets air escape behind the notched trim board just like the top of the wall.

Back vent fiber cement siding to prevent swelling reduce maintenance and extend its life. Corrugated lath strip furring strips. This minimizes the potential water and vapor penetration of the exterior wall. Lightweight 50ft rolls are installed with staples and trim with a utility knife.

A predictable rainscreen air gap behind fiber cement sidings like james hardie plank and hardie shingle adds durability to the exterior. Sc 5016 sc 5032. Furring strips for siding eifs drainage. Gc 1816 gc 1832.

10mm rainscreen for natural stone. Lightweight 50ft rolls of corrugated lath strip create a rainscreen air gap in both horizontal and vertical siding applications. Match sturdi strips with cor a vent s sv 3 rainscreen siding vent to create the siding vent system in situations where exterior rigid foam insulation is being installed. Cls 2316 clsw 3845 18.

Drainage strip keeps eifs dry. Use with corrugated lath starter strip as a bug screen wrapped starter strip at terminations. Mti s sure cavity and corrugated lath strip create a capillary break that prevents entrapped water and promotes airflow to dry out the siding and substrate. Now water can drain down and air can flow up at the bottom of the wall and the top of the window.

The key is to isolate the house wrap from the siding to create a drainage plane. The sturdi strips hold your siding away from the wall to allow trapped moisture to drain away. Make sure water can drain out the bottom and allow air to flow freely up from the bottom and out the top. Synthetic stucco also known as eifs or dryvit has been providing continuous insulation since the 1970s.

An air gap prevents hydrostatic pressure in the wall assembly lets gravity drain liquid moisture and water vapor to exit at ventilated terminations. Quarrix furring strips provide both a vertical channel for air and moisture to vent and drain out as well as a horizontal channel to allow air movements.