Application Procedure
GeneralThe substrate must be clean, dry, structurally sound and free of efflorescence, oil, grease, form release agents and curing compounds. Painted surfaces are not acceptable and the paint must be removed.
Job Conditions - Air and substrate temperature for application of WeatherStop Tapes must be 40°F (5°C) or higher.
Temporary Protection Do not expose to direct sunlight for more than six weeks after installation.
Surface Preparation - Surface temperature must be above 40°F (5°C). Surface must be Cured, clean, dry, structurally sound and free of efflorescence, oil, grease, form release agents, and curing compounds. On previously painted surfaces, all loose, peeling and chalking paint must be removed.
Approved SubstratesInclude Exterior gypsum sheathing (ASTM C79), Dens Glass Gold®, GlasRoc®, FiberBond®, Durock®, PermaBase®, Concrete, Brick, Masonry, Wood, Exterior Plywood, Oriented Strand Board and Metal. Contact Master Wall for other approved substrates.
Priming Prime all surfaces except metal with Primer 57 and allow to dry to the touch.
Installation Plan the work from the bottom up in a shingle-fashion installation. Size the piece of flashing so that it is easy to handle. Start by removing about 12 inches (305 mm) of the release paper and placing it over the area being sealed. Firmly press WeatherStop Flashing Tape into place, rolling out any bubbles and smoothing it into the surface. Continue pulling off the release paper and smoothing the tape into place.
Limitations
WeatherStop Flashing Tape is a vapor barrier. The dew point must be engineered if it is used as a continuous air/water barrier.
Information contained in this product data sheet conforms to the standard detail recommendations and specifications for the installation of Master Wall Inc. products and is presented in good faith. Master Wall Inc. assumes no liability, expressed or implied as to the architecture, engineering, or workmanship of any project. This information may be concurrent with, or superseded by other applicable documents, such as specifications and details. Contact Master Wall Inc. for the most current product information.
Copyright 2008 Master Wall Inc.
Tape Sizes
WeatherStop Tapes are available in the following size rolls:
4"x100 (10.2cm x 30.5m)
6"x100 (15.2cm x 30.5m)
12"x100 (30.5cm x 30.5m)
Weight & Packaging
Weather Stop Flashing Tape is packaged in cases weighing 82 lbs (37.2kg).
4 (10.2cm) Wide:
12 rolls/case
18 cases/pallet
6 (15.2 cm) Wide:
8 rolls/case
18 cases/pallet
12 (30.5 cm) Wide:
4 rolls/case
18 cases/pallet
Window Flashing Application
1. Starting at sill, install sill piece first and run onto framing and up the sides of the jambs a minimum of 12" (305 mm). Flashing should lap about 9" (220 mm) onto the water barrier below.
2. Install jamb flashing onto framing and over the water barrier on the sides.
3. Install head flashing in a similar fashion with the head flashing and water barrier going over this flashing.
