WINDOW DRAINAGE PLANE™
SUB SILL DRAINAGE
WDP 5000
DRAIN MOISTURE BELOW WINDOWS
The sub-sill area of windows is highly susceptible to moisture buildup. MTI’s Window Drainage Plane™ (WDP) is designed to facilitate proper drainage in this critical region, protecting against water damage and prolonging the lifespan of the structure.
THE MTI ADVANTAGE
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Creates a Drainage Plane in the Sub-Sill Region: Ensures efficient moisture management.
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Rigid and Durable: Built to withstand installation and environmental stresses.
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100% Recycled Content: Environmentally conscious and effective.
APPLICATIONS
- Stucco, thin stone, or brick.
- Natural stone or full brick installations.
WINDOW DRAINAGE PLANE™ INSTALLATION
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Prepare the Surface: Ensure the bottom of the window rough opening is sloped to drain.
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Position WDP: Cut and place the WDP strip on the prepared surface. Use dabs of construction adhesive for temporary attachment.
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Flash the Opening: Follow the window manufacturer’s instructions to flash the rough opening properly.
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Install the Window: Place and secure the window over the WDP.
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Consult Animation: For detailed guidance, refer to the installation animation provided by MTI.
WINDOW DRAINAGE PLANE™ SPECIFICATIONS
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Material: 0.024" (0.6 mm) thick high-impact polystyrene.
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Design: Corrugations are 0.120" (3 mm) deep, formed into an L-shape.
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Dimensions: 5" (127 mm) wide by 9" (229 mm) high, fitting on the sub-sill region before window installation.
PACKAGE QUANTITIES
| Product Number |
WDP 5000 |
| Piece Length (Feet) |
4 |
| Pieces per Bundle |
10 |
| Linear Feet per Bundle |
40 |
| Bundles per Box |
6 |
| Linear Feet per Box |
240 |
RESOURCES
