Step 2A details cutting the self-adhering weather-resistive barrier sill corner piece to fit the rough opening with designated four-inch dimensions, cut lines, and fold lines. Step 2 directs the application of the sill corner directly over the sill liner at the sill and jamb of the rough opening, maintaining four-inch minimum extensions. This installation sequence ensures proper water diversion at vulnerable window sill corners.
W.R.B. SA SILL CORNER
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